my turn light is my arm

73 duster,blows fuses on that circiut,checked wiring,cant find any bare wires,looked everywhere,unhooked rearlighting pigtail,blows fuses.unhooked steering column turn signal harness,same.all lights work,including brakes,dash,flasher,guages, ect.it blows as soon as ignition key is turned.im stumped.said **** it and use my arm.kind of frustrating as i dont what else to check.what the book says is on that circiut is radio,unhooked,turn lights,unhooked,i know i i got a direct short somewhere but hell if i can find it.ill stick my %$#@ out.unless yall got any ideas?