TY - BOOK AU - Cerfald,G.M. AU - Ecklcend,W.L. TI - Hall effect magnetometers in scientific rocket payloards U1 - 629.134354 PY - 1969/// CY - Washington, D. C. PB - United States Government Printing Offic KW - Rockets (Aeronautics) KW - Rocketry ER -