Creator
- W. Busching & Co.1
- Waals, J. D. van der (Johannes Diderik), 1837-19231
- Wagons-Lits/Cook World Travel Service1
- Wald, Frantisek, 1861-19302
- Walden, Paul, 1863-19576
- Wallenberg & Wallenberg1
- Walter de Gruyter & Co.1
- Walther, A.1
- Warburg, Otto C.5
- Warburg, Otto Heinrich, 1883-19701
- Warren, A. M.3
- Washington Academy of Sciences (Washington, D.C.)1
- Watkins, Herbert G.1
- Wegscheider, Rudolf, 1859-19351
- Wein, Josef1
- Weinberg, Arthur von, 1860-19431
- Weintraub, Phillipp1
- Weise, Julius, 1844-19251
- Weissmen, Fred S.1
- Wellen, J.1