Box 9
Container
Contains 22 Results:
Revisions of Instruction Book # 70-Leffel Engines, Boilers, Accessories, 1938
File — Box: 9, Folder: 21
Scope and Content
From the Collection:
The James Leffel and Company Records document the activities of a company established in 1862 by James Leffel, inventor of the double turbine water wheel. The double turbine water wheel had a solid reputation and was marketed throughout the United States and overseas. By the 1930s and 1940s, the company had expanded into producing hydraulic turbines, along with scotch boilers and stokers. The records are divided into nine series based on the type of documents the series contains. However,...
Dates:
1938
Instructions for Setting Up Engines and Boilers-Draft Instruction Book # 73, 1938
File — Box: 9, Folder: 22
Scope and Content
From the Collection:
The James Leffel and Company Records document the activities of a company established in 1862 by James Leffel, inventor of the double turbine water wheel. The double turbine water wheel had a solid reputation and was marketed throughout the United States and overseas. By the 1930s and 1940s, the company had expanded into producing hydraulic turbines, along with scotch boilers and stokers. The records are divided into nine series based on the type of documents the series contains. However,...
Dates:
1938
