Electronic navigational aids - loran, radiobeacon, and radarbeacon systems and loran, radio-direction-finder, and radar ship equipment

Författare
United States
("CG157-1.")
Genre
Ej skönlitteratur
Språk
Engelska
Förlag År Ort Om boken ISBN
United States Coast Guard, Treasury Deparment, United States Government Printing Office 1949 District of Columbia, Washington, D.C., Washington iii, 73 pages illustrations, maps (some folded) 24 cm