Fusing Circuits in a 34 Ford V/8 ???

[Rustyspokes]

When rewiring a 34 what circuits should be fused, or should one fuse all circuits; like separate fuses for the tail-lights ,(Probably add in signal lights also) headlights , 2 horns , dash & Dome lights and cowl lamps ? and what size fuses would be appropiate for the circuits , thanks barners.... Dale ..