लेखक
Sáenz Mata, Carlos
2
Abreu Pérez, José Ignacio
1
America's Leading Stamp Dealer
1
Association of Stamps Catalog's Editors
1
Bendon, James
1
Bennett, Russell \ Watson, James (comps)
1
British and Foreing
1
Champion, Théodore
1
Federación Argentina de Entidades Filatélicas
1
Harmer, Gordon R. (edit)
1
Harris, Albert Henry
1
Mena, Hector R.
1
Mena, Hector R. \ Rohrmoser, Oscar C.
1
Montalbán Alvarez, J. L. \ Cuevas Aller, Joaquín
1
Ross, Joe (edit)
1
Salierno, Vito (edit)
1
YVert y Tellier-Champion
1