Autor
Ribas Massana, Albert
2
Baruch, Jacques-Olivier
1
Benedict, Manson
1
Cartwright, C. Hawley
1
Clarke, Williams
1
Gini, Marcos Ezequiel
1
Guthrie, Andrew
1
Hayward, Roger
1
Howes, Maurice A. H
1
Lewin, Gerhard
1
Lopez Sancho, Jose M
1
Micro
1
Neher, H. Víctor
1
Schuster,Karl
1
Strong, John
1
Totten, George E
1
Whitford, Albert E
1