Greatly appreciated thanks. I should buy myself an owners manual 

Kennykiwi.  According to my 1957 Ford Owner's Manual on page 38, the 12 volt glass fuses and their locations are:

Headlights, Tail, Stop, and Instrument Panel . . . . . . . . On Switch . . . . . . . . . . .  12 amps
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  On Clock Wire . . . . . . . . .  1 amp
Radio - - - Console Range (type) . . . . . . . . . . . . . . . . . . .  On Power Feed Wire . . . . . 5 amps
          - - - Signal Seek (type) . . . . . . . . . . . . . . . . . . . . . . On Power Feed Wire . . . . . 7.5 amps
Heater Blower . ., . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  On Switch Wire . . . . . . . . 14 amps

Also listed on page 38
Dome, Map, and Courtesy Lights . . . . . . . . . . . . . . . . . . Behind Instrument Panel . .  7.5 amps
Turn Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  On Power Feed Wire . . . . .  7.5 amps
Overdrive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . In Engine Compartment (On Firewall) . . 15 amps

Hope this helps!  


NoShortcuts
a.k.a. Charlie Brown
near Syracuse, New York

Hi, I am reinstalling the original wiring harness under the dash on my 57 skyliner, but all the glass fuses were missing when I took it out a few years ago. Can any one please help provide me with the sizes of the glass fuses for the headlight switch, clock, radio, and heater. Thanks