TY  - BOOK
AU  - Dougherty,H.T.
ED  - United States.
ED  - Office of Telecommunications
TI  - An experimental study of the atmospheric conditions conducive to high radio fields
U1  - 384.5 
PY  - 1970///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Radio communication
ER  -