Contributors
- 1812 History (1329)
- Ajax Public Library (19569)
- Alpena County George N. Fletcher Public Library (2744)
- Amethyst Mine Panorama (46)
- Archives of Ontario (41)
- Archives of the Roman Catholic Archdiocese of Toronto (1203)
- Association for Great Lakes Maritime History (385)
- Atikokan Mining Attraction Association (36)
- Bancroft Public Library (1)
- Barrie Public Library (159104)
- Bayfield Historical Society (1)
- Beardmore Regional Historical Society (3)
- Belleville Public Library (12810)
- Bibliothèque Du Canton d'Alfred-Plantagenet (42)
- Bibliothèque Publique de Clarence-Rockland (1077)
- Bibliothèque Publique de La Nation (189)
- Bibliothèque publique de Hawkesbury (319)
- Bibliothèque publique du canton de Russell (238)
- Blind River Public Library (169)
- Bracebridge Public Library (132)
- Brampton Library (63963)
- Brant Museum and Archives Collection (285)
- Brantford Public Library (1078)
- Brighton Digital Archives (1105)
- Brock University Archives (631)
- Brockton Heritage Committee (8151)
- Bronte Historical Society (62)
- Bronte Horticultural Society (130)
- Bruce County Public Library (1)
- Burford Township Historical Society (579)
- Burk's Falls, Armour & Ryerson Union PL (208)
- Burlington Public Library (115451)
- CERLAC Resource Centre (156)
- Caledon Public Library (13066)
- Canadian Great Lakes North Shore Fisheries Archive (13)
- Canadian Nautical Research Society (34)
- Canadiana.org (2592)
- Chatham-Kent Museum (13240)
- Chatham-Kent Public Library (163)
- Christie Historical Committee (473)
- City of Burlington, Clerks Department (31)
- Clarington Library, Museum & Archives (10409)
- Club généalogique du Nipissing Ouest (489)
- Cobourg Museum Foundation (536)
- Cobourg Public Library (183519)
- Community Archives of Belleville & Hastings County (105)
- Cook Memorial Public Library District (47)
- County of Brant Public Library (4828)
- Cramahe Township Public Library (3728)
- Detroit Historical Society (6)
- Distillery District Heritage Museum (1)
- Doon Heritage Crossroads (120)
- Dorion Public Library (17)
- Dryden Public Library (39)
- Dunnville District Heritage Association (8)
- Ear Falls Public Library (62)
- East Durham Historical Society (5)
- Edinburgh Square Heritage and Cultural Centre (373)
- Elgin County Archives (74013)
- Elgin County Railway Museum (1)
- Empire Club of Canada (3603)
- Esquesing Historical Society (5553)
- Etobicoke Historical Society (1)
- Federated Women's Institutes of Ontario (4448)
- Foley Historical Group (814)
- Fort Erie Public Library (1)
- Glenbow Archives (591)
- Grand River Heritage Mines Society (47)
- Grand Valley Public Library (8)
- Great Lakes Maritime Institute (417)
- Greater Sudbury Public Library (1)
- Greenstone Public Library (26)
- Grey Highlands Public Library (17896)
- Grey Roots Museum & Archives (46)
- Grimsby Chautauqua (227)
- Grimsby Museum (54)
- Grimsby Public Library (15761)
- Guelph Public Library (1)
- Haldimand County Public Library (3)
- Halton Hills Public Library (205027)
- Hamilton Mountain Heritage Society (2)
- Hamilton Public Library (8965)
- Hastings Highlands Public Library (86)
- Head, Clara and Maria Public Library (314)
- Hearst Public Library (1)
- Heritage Centre (111)
- Heritage Park Museum (96)
- Holodomor Research and Education Consortium (603)
- Humphrey Museum (409)
- Huntsville Public Library (34714)
- Huron Shores Museum (1438)
- Internet Archive Community Webs (14)
- Joseph Schneider Haus Museum (105)
- Joshua Creek Heritage Art Centre (42)
- Kanhiote Tyendinaga Territory Public Library (382)
- Kawartha Lakes Public Library (22712)
- Kearney and Area Public Library (12)
- Kent Branch Library Collection (1403)
- Kingston Frontenac Public Library (26360)
- Kitchener Public Library (112)
- Knox Presbyterian Church, Oakville (237)
- Lake Scugog Historical Society (7606)
- Leeds & Thousand Islands Public Library (567)
- Legislative Assembly of Ontario (7029)
- Library and Archives Canada (1)
- Lincoln Pelham Public Library (16532)
- Lincoln Public Library (4)
- London Public Library (106610)
- Lucy Maud Montgomery Images McLaughlin Library, University of Guelph (1245)
- Madoc Public Library (Centre Hastings) (3)
- Magnetawan Public Library (110)
- Manitouwadge Public Library (42)
- Marathon District Museum & Historical Society (34)
- Marathon Public Library (1)
- Maritime History of the Great Lakes (102189)
- Marsh Collection (25)
- McGill University Library (559)
- McLaughlin Library ASC: Agricultural, Rural, & Scottish Images (1945)
- Mennonite Archives of Ontario (89)
- Milton Historical Society (6588)
- Milton Public Library (97925)
- Mississauga Library System (1)
- Museum Strathroy-Caradoc (1)
- Muskoka Woods (17)
- Musée Sturgeon River House Museum (77)
- Nathan Ng (1)
- New Dundee Women's Institute (35)
- Newmarket Public Library (54616)
- Niagara Falls History Museum (198)
- Niagara Falls Public Library (17486)
- Niagara Historical Society Museum (397)
- Niagara-on-the-Lake Public Library (1028)
- Nipigon Public Library (1211)
- North Erie Shore Historical Society (28)
- OGS Cemeteries (6404)
- Oakville Historical Society (62)
- Oakville Museum (1311)
- Oakville Public Library (96467)
- On To Ottawa Historical Society (5)
- Ontario Genealogical Society Toronto Branch (1)
- Ontario Library Association (595)
- Ontario Time Machine (1)
- Orillia Public Library (245473)
- Oshawa Historical Society (2)
- Oshawa Public Libraries (184603)
- Ottawa Public Library (3488)
- Our Roots : Canada's Local Histories Online (325)
- OurDigitalWorld (184)
- OurOntario.ca (206)
- Oxford County Archives (153)
- Oxford County Branch Library Collection (3871)
- Oxford County Public Library (1)
- Paris Museum and Historical Society (412)
- Parry Sound Public Library (8)
- Penetanguishene Centennial Museums (2)
- Perry Township Public Library (34)
- Petawawa Public Library (283)
- Peterborough Centennial Museum & Archives (8)
- Peterborough Public Library (1)
- Petrolia Discovery Centre (1)
- Port Colborne Historical and Marine Museum (129)
- Powassan & District Union Public Library (26)
- Private Collection (25)
- Queen's University Library (2)
- Quinte West Public Library (332)
- Rainy River Public Library (36)
- Red Lake Public Library (49)
- Red Lake Regional Heritage Centre (4)
- Red Rock Public Library (59)
- Region of Waterloo Library (1424)
- Regroupement des organismes du patrimoine franco-ontarien (1)
- Richmond Hill Public Library (23011)
- Rideau Lakes Public Library (1807)
- RiverBrink Art Museum (72)
- Rosseau Historical Society (1053)
- Rosseau Lake College (75)
- Royal Ontario Museum (102)
- Russell Historical Society (61)
- Ryerson University Library (3)
- Schoolhouse Museum (1)
- Schreiber Heritage & Tourism Committee (354)
- Schreiber Public Library (892)
- Scugog Shores Museum Village and Archives (76)
- Seguin Public Library (244)
- Seventh Town Historical Society (2)
- Shevchenko Museum (1)
- Six Nations Public Library (5670)
- Smiths Falls Public Library (755)
- Société historique de Field (619)
- Société historique de Nipissing Ouest (558)
- South Dumfries Historical Society (14)
- South Grey Museum (29)
- South Marysburgh Recreation Committee (344)
- South River - Machar Union PL (548)
- Spanish Public Library (1)
- Sparrow Lake Historical Society (7)
- Springwater Township Public Library (168)
- Squamish Public Library (26)
- St Clair West Oral History Project (1)
- St. Catharines Museum (56)
- St. Catharines Public Library (78974)
- St. Jerome's University Library (808)
- St. Marys Museum (4247)
- Stirling-Rawdon Public Library (575)
- Sudbury Heritage Museums (1)
- Sundridge - Strong Union PL (348)
- Temagami First Nation Public Library (1)
- Terrace Bay Public Library (3749)
- Thames Art Gallery (860)
- The ArQuives: Canada's LGBTQ2+ Archives (1)
- The City of Dryden Archives (1)
- The Congregation of the Sisters of St. Joseph in Canada (3)
- The Duke Hunt Museum (16)
- The Ontario Genealogical Society (16562)
- Thessalon Union Public Library (747)
- Thorold & Beaverdam Historical Society (1)
- Thunder Bay Historic Museum Society (27)
- Thunder Bay Public Library (141723)
- Timber Village Museum (47)
- Timmins Public Library (54901)
- Toronto Public Library (5029)
- Town of Oakville (1333)
- Trafalgar Township Historical Society (2329)
- Trent Port Historical Society (22)
- Trent University Library (11)
- Tweed Public Library (51)
- United Empire Loyalist Association of Canada (1)
- University of Calgary (325)
- University of Guelph Library (6)
- University of Toronto Libraries (4863)
- University of Waterloo Special Collections Library (70)
- University of Western Ontario Library (3)
- Université d'Ottawa, Centre de recherche en civilisation canadienne-française (4)
- Vaughan Public Libraries (40)
- Victoria University Library & Special Collections (14)
- Waterloo Historical Society (28)
- Waterloo Public Library (28459)
- Waterloo University Library (5)
- Welland Library (2)
- Welland Public Library (2)
- Wellington County Museum & Archives (1)
- West Grey Public Library (22704)
- West Nipissing Public Library (818)
- West Toronto Junction Historical Society (1)
- Weston Historical Society (3071)
- Whitby Public Library (40995)
- Whitchurch-Stouffville Public Library (37519)
- Whitehern Museum Archives (1)
- Whitestone Public Library (93)
- Wilderness Canoe Association (86)
- Wilfrid Laurier University Library (16143)
- Wilfrid Laurier University Permanent Art Collection (334)
- Windsor Public Library (7)
- Winnetka-Northfield Public Library District (1)
- Woodstock Public Library (70861)
- York University (10769)
- York University Libraries, Clara Thomas Archives & Special Collections (346)
