Radio sets SCR-536-A, -B, -C, -D, -E, and -F - USA Voorschrift, Technical Manual, 11-235 Radio sets SCR-197-B, radio sets SCR-197-C, radio sets SCR-197-D, radio sets SCR-197-E, and radio sets SCR-197-F - USA Voorschrift, Technical Manual, 11-241 Service manual for radio sets SCR-268, SCR-268-B, SCR-268-C, SCR-516, SCR-516-C, SCR-516-D, SCR-516-E : Theory, trouble shooting and repair - USA Voorschrift, Technical Manual, 11-1506
