Inventor Name
Langley, John Williams
Repository
Bentley Historical Library
University of Michigan
1150 Beal Avenue
Ann Arbor, MI 48109-2213
734-764-3482
http://www.umich.edu/~bhl/
Physical Description
0.3 linear ft.
Summary
Correspondence, manuscripts, legal and patent papers, personal notes dealing largely with metallurgy, particularly the mercury pump and armor plate.