- Rennell, James, 1742-18302
- Shanghai Shi ce hui yuan2
- Southern Pacific Company2
- State Historical Society of Iowa (Iowa City)2
- Stieler, Adolf2
- Stieler, Adolf, 1775-18362
- Utah Construction & Mining Co.2
- Advocate-Republican1
- Akademii͡a nauk SSSR1
- Alexander, J. M.1
- Alexander, W. D.1
- Allen, Paul1
- Anderson, O.P. and Co.1
- Andreas, A. T. (Alfred Theodore), 1839-19001
- Andrew B. Graham Co.1
- Antonelli, Giuseppe, 1793-18611
- Anville, Jean Baptiste Bourguignon d', 1697-17821
- Appleton, D. & Co.1
- Arnold, T. J. (Thomas Jefferson), d. 18781
- Arrowsmith, Aaron, 1750-18231
