Collector
- A. D. Schindler1 objects
- A. G. Colley2 objects
- A. Greenebaum2 objects
- A. J. Basinger1 objects
- A. L. Bolton1 objects
- A. V. Wepfer29 objects
- A. Warburton1 objects
- Adán Eduardo Treganza133 objects
- Agnes Ruth Sengstacken7 objects
- Alaska Commercial Company12 objects
- Albert B. Elsasser9 objects
- Albert Mohr9 objects
- Albert Morton Lythgoe1 objects
- Alex D. Krieger21 objects
- Alexander Brizard2 objects
- Aleš Hrdlička1 objects
- Alfred Emerson1 objects
- Alfred L. Kroeber210 objects
- Alfredo Higareda Magana34 objects
- Allen W. Johnson4 objects