UNITED STATES ARMED FORCES INSTITUTE, MADISON, WIS.
End-of-course test in Radio operating. Pt.1, course no.821. By members of the examinations staff, Ralph W. Tyler, director.
UNITED STATES ARMED FORCES INSTITUTE, MADISON, WIS. End-of-course test in Radio operating. Pt.1, course no.821. By members of the examinations staff, Ralph W. Tyler, director. © 19Jul44; AA466327. Educational Testing Service (PWH); 9Nov71; R516223.
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