THIS IS A PHOTOFACT(Repair info) FOR 1949-50 FORD WITH MODEL 6MF780 ( 51A-18805-A1 ) RADIO, ALSO 1949-50  MERCURY WITH MODEL 6MM790 ( 59A-18805-A1 )RADIO. IT CONTAINS SCHEMATICS, INTERNAL VIEWS OF THE RADIO, PARTS LIST AND DESCRIPTIONS. THIS IS A ORIGINAL AND NOT A COPY. THIS IS WHAT YOU WILL NEED IF YOU EVER NEED TO MAKE REPAIRS ON YOUR RADIO.  IT IS IN VERY GOOD CONDITION. BUYER PAYS S.H.