Full Methodology · Laurent Quintal & Marie Anne Nipissing

The Free Man of the Prairies — How the Research Was Done

A document-by-document account of four archive collections, two Catholic sacramental registers naming the same father on consecutive days, and the primary source evidence that corrects two compounding errors in the public genealogical record for this family.

Archives: HBCA · Archives of Manitoba  |  Catholic Church Records of the Pacific Northwest, Vancouver Vol. I  |  PRDH-IGD  |  Oregon State Archives · Early Oregonian Database

Research Methodology

Six steps from recognizing a pattern of unsourced errors to a fully documented descent line

The Central Problem This Case Addresses

Standard genealogical practice requires correlating evidence across multiple independent sources and documenting every claim to a primary record. This case study began with two observations: widely circulated family trees for this couple carry no primary source citations, and the identities they assign — both for Laurent and for Marie Anne's father — are contradicted by primary records that have been accessible for decades. The methodology documents how each error was identified, which archives were searched, and what the original records actually contain.

The correction is not a matter of interpretation. The primary sources name Laurent's parents directly. They name Marie Anne's father directly, twice, in independent registers on consecutive days. The case is not ambiguous. It requires only that the sources be read.

Step One

Recognize the Pattern of Unsourced Errors

The starting point for this research was not a specific family tree but a pattern: multiple independent family trees in the public genealogical databases assigned Laurent Quintal parents that no primary source supports, and assigned Marie Anne Nipissing a father with the surname Courteoreille without citation to any original document. When the same unsourced claim appears across multiple trees on multiple platforms, it typically indicates copying rather than independent verification.

The diagnostic question is always the same: what is the original record that supports this assertion? For both errors in this case, the answer was: none. No baptismal register, no marriage record, no archival document of any kind names Étienne Quintal and Gauthier Dit St Germain as Laurent's parents, or any Courteoreille as Marie Anne's father. The absence of a source is not proof of error — but it is the signal to search the primary records before proceeding.

Step Two

Establish Laurent's Correct Identity in Quebec Records

The PRDH-IGD (Programme de recherche en démographie historique) database at the Université de Montréal is the authoritative compiled source for Quebec vital records before 1800. A search for Laurent Quintal with a birth year approximately consistent with the fur trade career dates returned PRDH-IGD Family #55528 — François Quintal and Marie Hébert, married 1777, with Laurent listed as their fifteenth child, born August 10, 1797, at St-Constant in the La Prairie district.

The PRDH-IGD record was then verified against the original St-Constant parish baptismal register, which records the baptism of Laurent and his twin sister Marie Suzanne on August 11, 1797. The curé, the godparents, and the father's declaration that he could not sign all appear in the original register image. The HBCA biographical sheet for Laurent Quintal independently confirms his parish as St. Constant, Montreal — consistent across two independent sources.

A fourth independent confirmation came from an unexpected direction. The NWC engagement contract for Laurent Quintal, retrieved from the Société historique de Saint-Boniface Voyageur Contracts Database (SHSB #22959; original: ANQM, Greffe de John Gerbrand Beek, February 21, 1817), records his parish as St-Constant and his entry into NWC service on the exact date given in the HBCA biographical sheet. The contract also confirms his function as MEDIUM (Middleman) from his first year, that he overwintered, and that he signed with an X mark — he could not write his name at nineteen. Raymonde Gauthier's compiled ancestry (Gauthier, Ancestry of French Canadians to Oregon Prior to 1842, entry #109) independently cites the same notarial contract and extends the Quintal ancestry four generations above PRDH #55528, tracing Laurent's direct paternal line to an immigrant ancestor — François Quintal from Aunis, France — who married in Québec City in 1678.

This established: the correct Laurent Quintal was born 1797, not 1802; his parents were François Quintal and Marie Hébert, not Étienne Quintal and Gauthier Dit St Germain; he came from the south shore La Prairie district; and his identity is confirmed across four independent sources — PRDH, the original parish register, the HBCA biographical sheet, and the notarial engagement contract.

Step Three

Document Laurent's Fur Trade Career in the HBCA

The Hudson's Bay Company Archives, held at the Archives of Manitoba in Winnipeg, maintain a Keystone online database providing access to digitized servants' accounts for the Northern Department. The HBCA biographical sheet for Laurent Quintal — compiled by HBCA archivists as a finding aid — was the entry point, providing the archival references for each phase of his career. From there, each record series was retrieved directly.

F.4/32, folio 970, is the North West Company ledger entry for Laurent's NWC service, 1817–1821, provided as a scan by HBCA archivist Vince Teetaert in response to HBCA Inquiry #621 (March 24, 2026) — this volume is digitized but not publicly accessible online. The HBC servants' accounts B.239/g/1 (1821–22) and B.239/g/16 (1836–37) are digitized and accessible via Keystone. The Snake River expedition journal B.202/a/1, in which Laurent appears as the sixth member of Alexander Ross's 1824 party, is also accessible via Keystone.

A note in the HBCA biographical sheet — that "that sly dog Laurent" in Ross's narrative was Iroquois Laurent Karatohon, not Laurent Quintal — was essential context. Both men named Laurent were on the same 1824 expedition. The party roster distinguishes them; secondary literature has not always done so.

Step Four

Establish Marie Anne's Parentage from Two Independent Registers

The Catholic Church Records of the Pacific Northwest (French Prairie Press, 1972), transcribed and annotated by Harriet Duncan Munnick, are the standard published finding aid for mission sacramental records in the Oregon Territory. Vancouver Volume I covers the Fort Vancouver mission registers from which the relevant records derive. The original registers are held at the Archdiocese of Portland; Munnick's transcriptions provide reference numbers, annotations, and in most cases photographic reproductions of the original pages.

B-186 is Marie Anne's adult baptism, performed by F.N. Blanchet on July 8, 1839 — the day before her marriage. The record names her father as "Louis, Nipissing by nation" and her mother as "a woman of the country, infidel." The margin notation identifies Marie Anne as Tchinouk (Chinook) — recording her mother's heritage. This record alone would be sufficient to establish Louis Nipissing as her father. But the following day's marriage record M-61 independently names him again: "natural daughter of the late Louis Nipissing." Two records. Two days. One father. The same register system, with no possibility of the second entry copying the first — they were produced by the same administrative process but record different sacramental events.

Munnick's annotation A-59 further documents the western surname form: Napassant is the Columbia District phonetic corruption of the Nipissing nation name, used as a family surname. It is not a separate family. Identifying this variant is essential for finding community members of this family in later Oregon records.

Step Five

Confirm the Descent Through Zoé in Three Independent Sources

Zoé Quintal is the generational link between Laurent and Marie Anne and their living descendants. Confirming her parentage required three sources that named her parents independently — not three records copying from a single original, but three different record systems producing the same conclusion.

The 1850 Oregon Federal Census places a ten-year-old "Zoe" in the household of Laurent Quintal and his wife in Marion County, Oregon — consistent with a birth of approximately 1840. The Early Oregonian Database death record for Zoé names her parents as Laurent Quintal and Marie Anne Nipissing directly. Munnick's biographical annotation A-19, which accompanies her marriage record to Augustin Délard in Marion County, Oregon (August 25, 1857), states that she was "daughter of Laurent Quintal" — an identification Munnick made from her research in the same register system that recorded her parents' marriage. Three sources, three record systems, one conclusion.

The Marion County marriage record and subsequent census appearances (1880, 1900) confirm her life trajectory: Marion County, then Wasco County, then Crook County. Zoé died December 6, 1905, at Suplee, Crook County, and is buried at the Delore/Suplee Cemetery. The "Quine" nickname for Augustin Délard explains the variant "Augustin Quine Delore" that appears in some family trees — it is not a different person, and it is not a different surname.

Step Six

Apply the Negative Evidence and Correction Standards

The BCG Genealogical Proof Standard requires that a thorough search include systematic review of sources likely to contain relevant information — and that a reasonably exhaustive search be documented. In this case, the negative evidence is equally important to the positive: no primary source names Étienne Quintal and Gauthier Dit St Germain as Laurent's parents, and no primary source names any Courteoreille as Marie Anne's father. Documenting the absence of support for the circulating claims is as essential as documenting the presence of the correct information.

The correction standard also requires that conflicting evidence be resolved, not ignored. The wrong Laurent — born approximately 1802 to a different Quebec family — is a real person whose records exist in the same databases. The methodology must distinguish the two men explicitly, not simply assert that one is correct. The birth year discrepancy (1797 vs. approximately 1802), the different parents, and the incompatibility of the 1802 man's documented life with the HBCA records for our Laurent all contribute to a resolved conflict, not an unresolved ambiguity.

For Marie Anne, the Courteoreille claim has no documentary origin that has been identified. It cannot be corrected by explaining a confusion between two individuals — it can only be corrected by demonstrating that the primary sources, examined directly, name a different father entirely, and that those primary sources are original Catholic sacramental registers of the highest documentary quality.

Source Inventory

All primary and compiled sources cited in this case study, organized by archive and record series

Laurent Quintal — Quebec Records · PRDH-IGD · St-Constant Parish
PRDH-IGD
Family #55528
François Quintal and Marie Hébert — Family Record. Confirms Laurent as 15th child, born August 10, 1797, St-Constant (La Prairie). Parents: François Quintal (b.1747) and Marie Hébert (b.1752), married Boucherville, May 5, 1777. Establishes correct parentage, incompatible with circulating error (Étienne Quintal / Gauthier Dit St Germain).
Analyzed
St-Constant Parish
Register, 1797
Baptism of Laurent Quintal and twin Marie Suzanne, August 11, 1797. Curé: Ch. Bégin père. Godfather (Laurent): Alexis Picard. Godmother: Catherine Lanctot. Father unable to sign. Marie Suzanne died August 25, 1797. Original register image confirmed via PRDH-IGD.
Documented
Laurent Quintal — HBCA · Archives of Manitoba, Winnipeg · NWC and HBC Records
HBCA F.4/32
Folio 970
NWC Ledger, Laurent Quintal individual account, 1817–1821. Scan provided by Vince Teetaert, HBCA Inquiry #621, March 24, 2026. Wages: 300 livres (1818), 400 livres (1819–1821). District references: Montreal Engagé Book (entry 1817); English River; Columbia River references appear 1819–1820. "Frances Fille" advance 1820 — identity unestablished.
Analyzed
HBCA B.239/g/1
pp. 150–151
HBC Servants' Accounts 1821–22, Laurent Quintal and Amable Quesnel. Laurent listed as "Quintal, Laurt," balance 1061.2. Amable Quesnel appears directly above in the same Columbia servants ledger — both men HBC Columbia District colleagues, 1821–22.
Analyzed
HBCA B.239/g/16
pp. 120–121
HBC Servants' Accounts 1836–37 — "Free" notation confirmed. Laurent age 35. François Quintal Jr. (age 27, Laprairie, 5 years service) directly above — identity unresolved (possibly Laurent's nephew). Remarks column: "6.8.10 Free." Home of Columbia notation at bottom of page 121. Primary documentation of Laurent's transition to free man status.
Analyzed
HBCA B.202/a/1
p. 3 of 71
Snake Country Expedition Journal, Alexander Ross, 1824 — Laurent Quintal named #6 in party. Party: 12 men, 33 guns, 50 horses, 3 lodges. Commencing February 6, 1824. Laurent: 1 man / 3 guns / 2 horses. Note: "sly dog Laurent" = Iroquois Laurent Karatohon (per HBCA biographical sheet), not Laurent Quintal — both men were present.
Analyzed
HBCA Biographical
Sheet — Quintal
HBCA archivist-compiled finding aid for Laurent Quintal. Confirms parish St. Constant; NWC entry February 21, 1817; HBC service 1821–1837; marriage M-61; children; death 1860 Calapooia Creek (Handsaker, Pioneer Life); name variants Coutrell, Cantrel, Kantal. Resolves Laurent Karatohon confusion.
Documented
Marie Anne Nipissing — Catholic Church Records of the Pacific Northwest, Vancouver Vol. I · Munnick Annotations
B-186
July 8, 1839
Adult baptism of Marie Anne Nipissing. Priest: F.N. Blanchet. "Natural daughter of Louis, Nipissing by nation, and of a woman of the country, infidel." Godmother: Catherine Russie. Margin: "Me. Anne Tchinouk [Nipissing]." First of two independent records naming Louis Nipissing as her father.
Analyzed
M-61
July 9, 1839
Marriage of Laurent Quintal and Marie Anne Nipissing. Priest: Blanchet. Laurent: "engagé in the party of the hunt of the prairie." Marie Anne: "natural daughter of the late Louis Nipissing, and of a woman of the country, infidel." Witnesses: Michel Laframboise (signed), Jean Baptiste Jeaudoin (signed). Pre-nuptial children recognized: Louis (5) and Rosalie (1½). Second of two independent records naming Louis Nipissing as her father.
Analyzed
B-167, B-168
June 21, 1839
Joint baptism of Louis (age 4) and Rosalie (age 1½). Parents: Laurent Quintal, "free man of the prairies," and Marie Anne Nipissing. Godfather for both: Pierre Belèque. Performed 18 days before parents' church marriage.
Documented
Munnick A-19
Vancouver Vol. I
Biographical annotation — Zoé Quintal, "daughter of Laurent Quintal." Marriage to Augustin Délard, Marion County, August 25, 1857. One of three independent sources confirming Zoé's parentage.
Documented
Munnick A-59
Vancouver Vol. I
Biographical annotation — Louis Nipissing and Marie Anne. Documents Napassant as western surname form of Nipissing (phonetic corruption). Confirms Louis died before 1839. Notes Marie Anne's death in Douglas County, Oregon, 1886. Chinook mother unnamed in all records.
Analyzed
Munnick A-69
Vancouver Vol. I
Biographical annotation — Louis Quintal Jr. marriage, 1853. Connects the 1839 baptism B-167 (Louis, pre-nuptial son of Laurent and Marie Anne) to his adult Catholic record. Confirms family's continued presence in Oregon Catholic community into the 1850s.
Documented
Oregon Records · U.S. Federal Census · Early Oregonian Database · Marion County
1850 Census
Marion Co., OR
Laurent Quintal household — Marion County, Oregon Territory. Laurent (55), wife (34), Zoe (10), additional children. Real estate $1,700. Occupation: farmer. One of three independent sources confirming Zoé's parentage.
Documented
Early Oregonian
Database
Multiple records — Laurent Quintal, Marie Anne Nipissing, Zoé Quintal, Larose Nipissing, Frank Quenelle. Death record for Marie Anne confirming Douglas County, 1886. Death record for Zoé (December 6, 1905, Suplee, Crook County) naming parents as Laurent Quintal and Marie Anne Nipissing — third independent source confirming her parentage. Community records for Larose Nipissing (daughter of Louis Jr. × Lizette Klickitat) and Frank Quenelle (father: Amable Quesnel).
Analyzed
Marion Co. Marriage
Records, 1857
Marriage of "Loe Quintal" (Zoé) and Augustin Délard, August 25, 1857. Civil record confirming Catholic register annotation A-19. "Loe" = Zoé, phonetic rendering consistent with this family's name variant pattern.
Documented
1880, 1900 Census
Oregon
Zoé Quintal Délard — census appearances 1880 and 1900. Documents household composition, geographic trajectory (Marion County → Wasco County → Crook County), and consistent age across two census years confirming birth approximately 1840, St Paul, Marion County, Oregon Territory.
Documented
1910 Census
Oregon
Larose Quenel (née Nipissing) — daughter of Louis Nipissing Jr. and Lizette Klickitat. Documents next generation of Nipissing family network in Oregon. Consistent with Early Oregonian and Munnick community records for this extended family.
Documented
Open Research Questions — Not Yet Resolved
HBCA — Louis
Nipissing
Louis Nipissing (Marie Anne's father) is named in B-186 and M-61 as a Nipissing man in the Columbia District community. HBC employment not yet confirmed in HBCA servant records. Chinook partner unnamed in all surviving documents. Tom-a-pierre alias (Munnick) — unresolved whether this belonged to Louis Sr. or Louis Jr.
Pending
HBCA B.202/a/
4–8
Peter Skene Ogden Snake Country journals (B.202/a/4–8) — cited in HBCA biographical sheet at specific pages (HBRS Vol. XIII pp. 3, 52, 234; Vol. XVIII pp. 2, 96). Not yet searched for Laurent Quintal appearances beyond the 1824 party list. May yield narrative journal entries documenting his Snake Country service 1824–1829.
Pending
François Quintal Jr.
Age 27, Laprairie, 5 years HBC service (entered ~1831), listed directly above Laurent in B.239/g/16 (1836–37). Possibly Laurent's nephew (son of one of his brothers). Identity not yet confirmed in Quebec registers or HBCA engagement records.
Pending
Post-1850 Children
of Laurent & Marie Anne
Children born after 1850 including a probable daughter Marie Anne who married into the Bourgeau family per Munnick A-69. Await documentation in Oregon Catholic registers and civil records.
Pending
Compiled Sources & Notarial Records · Gauthier · SHSB · ANQM
Gauthier
Entry #109
c. 1842
Ancestry of French Canadians to Oregon Prior to 1842. Compiled by Raymonde Gauthier, Ph.D. History, Laval University. Entry #109 — Quintal, Laurent. Cites ANQM Greffe Beek, February 21, 1817 (engagement contract). Confirms birth St-Constant August 11, 1797. Extends ancestry four generations: (1) François Quintal × Marie Hébert, Boucherville 1777; (2) François Quintal × Élisabeth Robin/Lapointe, Longueuil 1740; (3) François Quintal × Marie Guertin, Varennes 1712; (4) François Quintal from Aunis, France × Marie Gauthier, Québec 1678. Each marriage should be verified against PRDH primary records.
Analyzed
SHSB #22959
ANQM Greffe
Beek, 1817
MF M620/0070
NWC Engagement Contract, Laurent Quintal, 21 February 1817. Société historique de Saint-Boniface Voyageur Contracts Database, record #22959 (archivesshsb.mb.ca). Original: ANQM, Greffe de John Gerbrand Beek. Microfilm M620/0070. Confirms: parish St-Constant; function MEDIUM (Middleman) from first contract; overwintered YES; serving signature X mark (could not write); wages 600 livres; advances 30 piastres; employer McTavish, McGillivrays & Co.; destinations Michilimackinac, Northwest Dependencies, Fort William, Mountain Portage (Lachine); equipment issued (3-pt blanket, 2.5-pt blanket, 6 ells cotton, oxhide shoes, collar); Voyageurs Fund 1% contribution. Fourth independent source confirming Laurent's St-Constant identity and February 21, 1817 entry date.
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