W3CDQ 1940 Washington D.C.

YL Operator: Miss Elizabeth M. Zandonini, W3CDQ, ex-3CDQ, Silent Key (1898-1989).

QSL from the estate of W2LZR, W3MCZ, WA3HAN, W8FE, W3UT
Photo courtesy of Library of Congress, Tnx W5KNE
Info courtesy of W5KNE