Sounds like you may have a short, leading to the circuit breaker as part of the headlight switch to cut out. That circuit breaker is a bi-metallic strip, so once it cools down, continuity is restored. See if you have lights now. If you do, you will need to find the short or it will happen again.
Kent


1937 Chevy 1/2 ton
1942 Chevy 1/2 ton
1947 Diamond T Model 509
1951 Chevy 1/2 ton
1950 Chevy COE Model 5700 ~ "Barney" ~ And more pix