1978 NHRA RULE BOOK NOS DRAG RULES NATIONAL HOT ROD ASSOCIATION NOS

NHRA 1972 DRAG RULES BOOKLET NATIONAL HOT ROD ASSOCIATION VINTAGE RACE CAR

1971 NHRA RULE BOOK DRAG RULES NATIONAL HOT ROD ASSOCIATION

1974 NHRA DRAG RULES - Drag Racing's Official Guidelines, National Hot Rod Assn

NHRA 1972 DRAG RULES BOOKLET NATIONAL HOT ROD ASSOCIATION VINTAGE RACE CAR FAIR

1971 NHRA RULE BOOK DRAG RULES NATIONAL HOT ROD ASSOCIATION

1975 NHRA DRAG RULES Drag Racing's Official Guidelines, National Hot Rod Assn.

1973 NHRA DRAG RULES Drag Racing's Official Guidelines, National Hot Rod Assn.