La recopilación de una lista de obras de consulta

by Gropp, Arthur Eric 1902-1997, Gropp, Arthur Eric 1902-1997

Libraries and archives of Costa Rica : with information on private libraries, bookbinding, bookselling, and printing /

by Gropp, Arthur Eric 1902-1997, Gropp, Arthur Eric 1902-1997
Published 1941

Acción interamericana para el desarrollo de Bibliotecas Públicas

by Gropp, Arthur Eric 1902-1997, Gropp, Arthur Eric 1902-1997
Published 1951

Manuscripts in the Department of Middle American Research /

Published 1934