- AM54-S4-: LGN 1216.03
- Item
- [1912?]
Part of Major Matthews collection
Photograph negative is a copy of a technical drawing produced by the Pelton Water Wheel Company.
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Part of Major Matthews collection
Photograph negative is a copy of a technical drawing produced by the Pelton Water Wheel Company.
Pipe fittings for hydraulic operating valve [used for Buntzen Lake Power Plant number two]
Part of Major Matthews collection
Photograph negative is a copy of a technical drawing produced by the Pelton Water Wheel Company.
Part of Major Matthews collection
Part of Major Matthews collection
Part of Major Matthews collection