MG 284 - Knight, W. H. H. Collection
<< MG 283MG 285 >>Scope and Content
The collection contains a book of detailed diagrams for the construction of an instrument with a transmitter and receiver. The diagrams are dated from April to August, 1881, and each has the signature of W. H. H. Knight. Two copies.
Date(s): 04/1881-08/1881
Extent: 1 folder, 2 enclosures