Roberts radio current meter, mod II, operating manual /

Bibliographic Details
Main Author: Roberts, Elliott B.
Corporate Author: U.S. Coast and Geodetic Survey
Format: Government Document Book
Language:English
Published: Washington, D.C. : The Survey, 1950.
Edition:Rev.
Subjects:
Description
Item Description:Title fom cover.
Physical Description:31 pages, 1 folded leaf : illustrations ; 26 cm.