File Glass-plate negatives, Alpena, buildings, businesses, boats, trains, people, fields, camp, tents, streets (8), 1914-1916, undated Box 1, F 2 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 4 (Accession#3073, Trelfa Collection Series 4 - Crowe Glass Negatives)
File Glass-plate negatives, Alpena, buildings, streets, logs, river (6), 1880's, 1882-1884 Box 1, F 2 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 3 (No Accession#, Unknown Trelfa Collection)
File Glass-plate negatives, camp, tent, soldier, officer, woman, street (8), undated Box 1, F 2 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 5 (Accession#2643, Trelfa Collection Series 5 - Spanish-American War)
File Glass-plate negatives, logging, building, camp, snow (2), undated Box 1, F 2 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 6 (Accession#3072 - Trelfa Collection Series 6, Sepull Glass Negatives)
File Film negatives, Alpena, people (12), undated Box 1, F 3 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 2 (Accession #3074, Voegel Fish Hatchery/Boulton)
File Glass-plate negatives, Alpena (6), 1888 Box 1, F 3 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection - Series 1 (Accession #3071 - Boulton Collection)
File Glass-plate negatives, Alpena, camp, soldiers, circus (8), 1913-1914, undated Box 1, F 3 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 4 (Accession#3073, Trelfa Collection Series 4 - Crowe Glass Negatives)
File Glass-plate negatives, Alpena, river, log, boats, bridges, homes, bicycles (6), 1880's, 1885-1887 Box 1, F 3 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 3 (No Accession#, Unknown Trelfa Collection)
File Glass-plate negatives, camp, railroad, street, soldier, officer, tent, African-American children (8), undated Box 1, F 3 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 5 (Accession#2643, Trelfa Collection Series 5 - Spanish-American War)
File Glass-plate negatives, snow, woods, tree, logging, camp (2), undated Box 1, F 3 In: Trelfa Photographic Collection, 1886-1920, 1886-1920 » Trelfa Collection, Series 6 (Accession#3072 - Trelfa Collection Series 6, Sepull Glass Negatives)