Postcard advertising citizen's band radio. Caption on front: "HOWDY" FROM KLN 3571 Betty E. Little 36 Cliff Street BATTLE CREEK, MICHIGAN 49017 73's From Knob Hill Caption on back: Hi there...QSO of...at...A.M.P.M. Copy...on channel...TRANS. Base...Mobile...ANT. Base...Mobile...Channels...Remarks...QSL PSE TNX LOUDON PTG. CO.-FLORA, IND. Written on back: Ed...2/9/66...5-9 CARD SWAP WOUld like to exchange Cards with you - o.k.? 73's Betty 5-9 AWARDS SACA PX175 MSA SSC-1