- Abercrombie, W. R.--(William Ralph),--b. 18571
- Aberle, Edward2
- Abert, John James, 1788-18638
- Abraham, Felix. Neue Aera der Witwatersrand-Goldindustrie. 18941
- Abraham--(Biblical patriarch)1
- Abraham--(Biblical patriarch)--Travel--Maps--Early works to 18001
- Abshagen, Ernest1
- AcadeĢmie royale des sciences (France)2
- Accademia cosmografica degli argonauti (Venice : Republic : To 1797)14
- Achin1
- Ackerman Lithr6
- Adam Gottlieb Schneider u. Weigel2
- Adam, Ernest, city surveyor1
- Adams, Frank D. (Frank Dawson), 1859-19421
- Adams, George I. (George Irving), 1870-19321
- Adams, Jay E1
- Adams, R1
- Addison, John1
- Adelsverein--Maps4
- Admiralty. Hydrographic Office1