Prentað mál 1930-1943.

A. C. Johansen. Metoder og Tricks i Maskinsnedkeriet, 1930.

ASEA. Election and Maintenance of Oil Insulated Transformers, 1931.

A. Pirrung. Elektrizitätstarife, 1932.

Engineering, reprint, July 6 and 20, 1934.

Ing. Th. Sørvig. Lærebok om skibskjøleanlegg, 1935.

Steam Stal Turbines 1913-1938, 1938.

International Standard Electric Corporation, Supply Catalog no 42, 1941.

Fred Meyer. Principles og Heating, 1943.