- University of Washington141,840
- University of Oregon Libraries96,951
- State Library of Oregon48,640
- Densho30,613
- Washington State Library29,593
- Clark County Historical Museum18,187
- Oregon Historical Society Research Library18,184
- Museum of Flight14,271
- University of Idaho Library, Special Collections and Archives13,135
- Seattle Public Library13,056
- Washington State University Libraries, Manuscripts, Archives, and Special Collections12,309
- Baker County Library District8,688
- Lake Oswego Public Library6,862
- University of Oregon Libraries, Special Collections and University Archives5,750
- Willamette University Archives and Special Collections5,736
- Northwest Digital Heritage5,442
- Reed College5,077
- Center for Asian Pacific Studies, University of Oregon4,852
- Harney County Library4,728
- Spokane Public Library4,668
- Port Angeles Public Library4,659
- Oregon State University Libraries, Special Collections and Archives Research Center4,657
- Oregon State University Libraries4,638
- Yakima Valley Museum4,021
- Washington Geological Survey3,886
- University of Puget Sound, Archives & Special Collections3,852
- Seattle Pacific University3,743
- Ellensburg Public Library3,630
- Multnomah County Library3,629
- Whitman County Library3,329
- Library of Congress2,671
- Yakima Valley Libraries2,442
- Pacific Citizen2,305
- Emerald Media Group1,836
- Roslyn Public Library1,835
- Oregon Institute of Technology Libraries, Shaw Historical Library1,580
- Linfield College1,454
- Manzanar National Historic Site1,326
- Eastern Washington University1,298
- National Archives and Records Administration1,198
- Japanese American Museum of Oregon1,172
- Southern Oregon University, Hannon Library1,103
- Whatcom County Library System1,051
- George Fox University Archives963
- Pend Oreille County Library District959
- Friends of Minidoka920
- Asotin County Library872
- Lewis & Clark College, Special Collections and Archives783
- Japanese American Museum of San Jose675
- Denny Ashby Library586
- Washington State Department of Transportation Library578
- Heart Mountain Wyoming Foundation544
- Puyallup Public Library530
- Colville National Forest (Wash.)524
- The Alvin M. and Betty Josephy Library of Western History and Culture488
- Whatcom County Library System, Island Library465
- Fort Vancouver Regional Library District, Stevenson Community Library461
- Harney County Historical Museum425
- Kettle Falls Public Library403
- Weston Public Library388
- Washington State University. Extension347
- Asotin County Museum338
- Coastal Interpretive Center (Ocean Shores, WA)269
- Seattle Nisei Veterans Committee257
- Timberland Regional Library256
- Palouse Empire Fair252
- Holy Family Parish, Clarkston, Washington251
- Tekoa Museum230
- Ocean Shores Public Library219
- Asotin County Fair Board217
- Staley Museum213
- Oregon State Highway Department208
- Hoover Institution206
- Bainbridge Island Japanese American Community202
- City of Portland Archives198
- San Juan Island Library District173
- City of North Bonneville171
- Canyon Birders165
- McCoy Valley Museum, Oakesdale Historical Society156
- Athena Public Library143
- Franklin County Graphic140
- Eastern California Museum138
- Moran Prairie Washington State Grange #161121
- Medical Lake Historical Society120
- San Juan Historical Museum120
- University of Portland120
- Pine City Historical Society117
- Columbia County Rural Library District115
- Garfield County Museum109
- Asotin County Public Utility District107
- Klickitat County Historical Society, Presby Museum107
- Roslyn Museum106
- Prosser Historical Museum100
- Rockford Area Museum and Historical Society100
- Mid-Columbia Libraries, Benton City Branch96
- City of Ellensburg94
- City of Colfax, Washington87
- Hooper Store, The McGregor Company84
- Roy Chatters Newspaper and Printing Museum83
- African Studies Program, University of Oregon68
- Fort Vancouver Regional Library District, Goldendale Community Library68
- Museum of the North Beach68
- Lummi Island Community Club Archives67
- Museum of History & Industry (MOHAI)63
- Eastern Washington Agricultural Museum60
- Whitman Hospital and Medical Center60
- Guy Albion Historical Society & Museum55
- Wing Luke Asian Museum54
- United States. Natural Resources Conservation Service. Washington52
- North Central Washington Libraries51
- Colfax High School47
- Northport Historical Society46
- Blue Mountain Heritage Society44
- City of Clarkston, Washington41
- Vashon-Maury Island Heritage Association41
- Inyo County Free Library40
- Woodland Historical Museum Society40
- Blue Sky Gallery38
- Connell Heritage Museum38
- Town of Farmington38
- Ridgefield Heritage Society37
- Sumas, Washington City Hall37
- Rosalia Visitors Resource and Interpretive Center32
- Seattle Buddhist Temple Archives32
- Mid-Columbia Libraries, Prosser Branch31
- Multnomah County Archives30
- Washington State Archives30
- Kiona Benton City Historical Society29
- Portland State University29
- Fort Vancouver Regional Library District, Ridgefield Community Library27
- Grandview Library24
- Japanese American National Museum24
- La Center Historical Museum24
- Grant County Museum23
- Grandview Museum22
- Colfax Fire Department18
- Sumas Senior Center, Sumas, Washington18
- Dayton Historical Depot Society17
- Lake Chelan Historical Society15
- Nooksack Valley Nostalgia15
- San Juan Island National Historic Park15
- Elijah Hasan14
- Cedonia Community Church13
- Mid-Columbia Libraries, Connell Library13
- Whatcom Museum of History & Art13
- Center for Pacific Northwest Studies, Western Washington University12
- Clayton and Deer Park Historical Society11
- Ancestry10
- Battle Days Museum10
- Ferry County Historical Society10
- University of Washington Libraries9
- Archdiocese of Seattle8
- Okanogan County Historical Society8
- Seattle Japanese Language School8
- Connell Downtown Development Association7
- National Park Service, Manzanar National Historic Site7
- Kettle Falls Historical Center5
- National Japanese American Historical Society5
- South Bay Japanese American Citizens League4
- UW Nikkei Alumni Association (UWNAA)4
- Japanese American Film Preservation Project3
- King County Library System, Vashon Library3
- Palus Artifact Museum2
- Valley Historical Society2
- Vineland Cemetery (Clarkston, Washington)2
- Benton County Museum and Historical Society1
- Bushnell University1
- City of Sumas, Washington1
- Northern Pacific Railway Museum1
- Stevens County Historical Society1
- Sumas Historical Society Museum1
- Tacoma Public Library1
- Vashon College1
- Whitman County Historical Society1
