- Annelida terricola: Earth-worms1
- Anti-malaria installation in Desert District, 3 Dec[ember] 1944, Persian Gulf Command1
- Anti-malaria installation in the Desert District, Persian Gulf Command, 3 Dec[ember] 19441
- Apothecaries' Hall, Pilgrim St1
- Apparatus for taking composite photographs of skulls: no. 51
- Apparatus for taking composite photographs of skulls: no. 61
- Apparatus for taking composite photographs of skulls: no. 71
- Apparatus for taking composite photographs of skulls: no. 81
- Apparel & burn1
- Aquile lapis est1
- Aquilegia =: Ackley1
- Arbor vellignum vite paradisi1
- Arborum fructiferarum, insulae, Jamaicae conspectus1
- Archeopteryx macrura1
- Archibald Church Library1
- Army Medical Center, Washington, D.C.--July 7, 19501
- Army medical officers staining bacteriological specimen1
- Arrangement for taking composite photographs of skulls: photograph no. 11
- Arrangement for taking composite photographs of skulls: photograph no. 21
- Arrangement for taking composite photographs of skulls: photograph no. 31