Blake, R. F.
Title Submarine Signaling -- the Protection of Shipping by a Wall of Sound and Other Uses of the Submarine Telegraph Oscillator : Reprinted from Proceedings of the American Insitute of Electrical Engineers, 1914
Book Condition Very Good
Publisher Washington, D. C. : Smithsonian Institution; 1916
Seller ID 6005
11 pages; 8vo; 2 b/w diagrams. ; Early system of underwater sound production and detection developed in wake of Titanic and other ocean disasters. ; Disbound. Removed from bound publication. No missing pages.