Memoria semestral que el Directorio presenta a los señores Accionistas en la Junta General ordinaria
By: Compañia Nueva Virginia
Publisher: Imp. El Comercio
Published: 1979
Place of publication: La Paz
Language: spa
Subjects: Silver mines and mining
Notes: Microfilm (negative) of the originals located at the Instituto Boliviano de Cultura, La Paz, Bolivia.  [La Paz, Bolivia : s.n., 1979?]. -- 1 reel ; 16 mm.

No. [15]-[17] of 54 items on reel with main entry: Compañia Consolidada de Colquechaca.  Memoria.