TY  - BOOK
AU  - Hall, John Scoville
TI  - RADAR AIDS TO NAVIGATION
U1  - 621.389 
PY  - 1947///
CY  - N. Y.
PB  - Mcgraw-Hill
KW  - Radar In Navigation
KW  - Navigation
KW  - Loran
N1  - Includes Bibliographies
ER  -