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3.5x4.5 black and white nitr …
0098-023.1
Fieldwork in Colorado
[Harvey C. Markman, Anita Mc
3.5x4.5 black and white nitr …
0098-023.2
Fieldwork in Colorado
[Harvey C. Markman, Anita Mc
3.5x2.5 black and white nitr …
0098-026.2
Fieldwork in Colorado
[Harvey C. Markman, Anita Mc
3.5x2.5 black and white nitr …
0098-027
Fieldwork in Colorado
[Harvey C. Markman, Anita Mc
3.5x4.5 black and white nitr …
0098-037
Nutria in Colorado
[DMNS Staff, Anita McHugh]
4.25x2.5 inch black and whit …
0098-051
Opossum
[Alfred M. Bailey, Anita McH
3x4 inch black and white nit …
0098-062
Black-tailed prairie dog in …
[Alfred M. Bailey, Frederick
3x4 inch black and white nit …
0098-063
Black-tailed prairie dog in …
[Alfred M. Bailey, Frederick
3x4 inch black and white nit …
0098-067
Black-tailed prairie dog in …
[DMNS Staff, Anita McHugh]
3x4 inch black and white nit …
0098-072
Cottontail rabbit
[DMNS Staff, Anita McHugh]
4x5 inch black and white nit …
0098-074
Raccoon
[DMNS Staff, Anita McHugh]
3.5x4.5 color transparency s …
0098-076
Fieldwork in Baja Islands, M …
[Alfred M. Bailey, Robert J.
4x5 inch black and white nit …
0098-088
Rocky Mountain bighorn sheep
[L. Little, Anita McHugh]
2x3 inch black and white nit …
0098-089
Rocky Mountain bighorn sheep
[Alfred M. Bailey, Anita McH
2.5x1.75 inch black and whit …
0098-092A
Fieldwork in Colorado
[DMNS Staff, Anita McHugh]
2.5x1.75 inch black and whit …
0098-092B
Fieldwork in Colorado
[DMNS Staff, Anita McHugh]
3.5x4.5 black and white nitr …
0098-095
Fieldwork in Colorado
[DMNS Staff, Anita McHugh]
3.5x4.5 black and white nitr …
0098-102
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-104
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-106
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-109
Fieldwork in Colorado
[DMNS Staff, Anita McHugh]
3.5x4.5 black and white nitr …
0098-112
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-114
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
4x5 inch black and white nit …
0098-117
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
4.5x2.5 inch black and white …
0098-122
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3x4 inch color transparency …
0098-124
Alfred M. Bailey fieldwork i …
[Alfred M. Bailey, Anita McH
3x4 inch color transparency …
0098-125
Fieldwork in Colorado
[Alfred M. Bailey, Anita McH
3x4 inch color transparency …
0098-126
Fieldwork in Colorado
[Alfred M. Bailey, Anita McH
3x4 inch color transparency …
0098-127
Fieldwork in Colorado
[Alfred M. Bailey, Anita McH
4.5x2.5 inch black and white …
0098-135
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
4.5x2.5 inch black and white …
0098-137
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
4x3 inch black and white nit …
0098-143
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
4x3 inch black and white nit …
0098-145
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
4.5x2.5 inch black and white …
0098-146
Alfred M. Bailey fieldwork i …
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-159
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-160
Fieldwork in Colorado
[Alfred M. Bailey, Frederick
3.5x4.5 black and white nitr …
0098-174
Fieldwork in Alaska
[DMNS Staff, Anita McHugh]
4.5x2.5 inch black and white …
0098-199
Fieldwork in Colorado
[Alfred M. Bailey, Anita McH
3.5x4.5 black and white nitr …
0098-210
Fieldwork
[DMNS Staff, Anita McHugh]
3.5x4.5 black and white nitr …
0098-211
Avocet chicks
[Alfred M. Bailey, Anita McH
4x5 inch black and white nit …
0098-213
Avocet with nest and chicks
[Anita McHugh, Patricia Bail
3x4 black and white nitrate …
0098-214
Avocet chicks in hands
[Anita McHugh, Alfred M. Bai
3.5x3.5 black and white nitr …
0098-217.1
Avocet eggs in nest
[Anita McHugh, Alfred M. Bai
4x5 inch black and white nit …
0098-227
Avocet on nest
[Anita McHugh, Alfred M. Bai
4x5 inch black and white nit …
0098-230
Avocet with nest and eggs
[Anita McHugh, Alfred M. Bai
3x5 inch black and white nit …
0098-232
Avocet chicks in nest
[Anita McHugh, Robert J. Nie
4.5x2.5 inch black and white …
0098-234
Least Bittern chicks in nest
[Anita McHugh, Alfred M. Bai
4.5x2.5 inch black and white …
0098-235
American Bittern on nest
[Anita McHugh, Alfred M. Bai
3.5x5 inch black and white n …
0098-242
Mountain Bluebirds in tree
[Anita McHugh, R.B. Rockwell
3.5x5.5 black and white nitr …
0098-246
Mountain Bluebirds with youn …
[Anita McHugh, R.B. Rockwell