Bronze Age Gold from Wales

Bronze Age Gold from Wales

Report on Powell Duffryn Steam Coal Co compressor

Ostertag, P. (Author)

White typescript on silver/grey background. Full title - 'Experts Report concerning Output Tests with a Brown Boveri Turbo-Compressor for "Powell - Duffryn Steam Coal Company, Ltd." by Prof. P. Ostertag, Engineer. Loose within a beige/light brown file containing copies of the 'Metcalf papers' and documents relating to the 'Conversion of Turbo Compressor to Electrical Drive'.

Collection Area

Industry

Item Number

83.184I/65 (8)

Historical Associations

Associated Person/Body: Powell Duffryn Steam Coal Co. Ltd.
Associated Person/Body: Powell Duffryn
Association Type: Company name
Date: 1921
Associated Person/Body: Brown-Boveri Co. Ltd
Association Type: Company name

Creation/Production

Ostertag, P.
Role: Author
Place: Winterthur
Period: 04/12/1921

Acquisition

collected officially, 20/12/1983

Measurements

Length (mm): 324
Width (mm): 209

Material

Paper

Categories

Coal Utilities 1920s

Classification

power generation and transmission
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