- A. Pattiani, Photographer, No. 75 Lake Street, Chicago, ILL1
- A. R. W[aud]1
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- A. Z., Heer3
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- A.A.1
- A.B.2
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- A.G. Gaston Motel (Birmingham, Ala.)1
- A.L. Bancroft & Company3
- A.M.D., printmaker1
- A.P. Watt (Firm)25
- A.W. Elson & Co1
- ACT UP (Organization)2
- AFL-CIO1
- Aa, Pieter van der, 1659-17335
- Aanson, T.1
- Aaron, Elizabeth1
- Abattoir Editions1
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