Dennert and Pape

industry:
Surveying instrument maker
Nationality:
German

Traded at Altonia & Hamburg, Germany (1850-1900s)

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Aristo-Studio slide-rule, 10-inch, in plastic case with a measuring scale, a conversion table and book of instructions by Dennert and Pape, Hamburg, Germany,1964.

Aristo-Studio slide-rule, 10-inch, in plastic case, with accessories
Respektra calculator for spectrochemical analysis with frame work, made by Dennert and Pape, Hamburg, 1955-1965

Respektra calculator for spectrochemical analysis with frame work