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8x10-inch glass plate negati …

00-2254B

Old California Condor Group

[Albert C. Rogers, David E.

Glass Negative 5x7

00-2008.N

Garden of the Gods (west of …

[Albert C. Rogers, David E.

Glass Negative 5x7

00-2017.N

Worker digging fossils at Yu …

[Albert C. Rogers, David E.