ACN — American Card Number ACN — American Card Number

Clark Locksmith

Publisher code CLK is the first part of every ACN it issued · 1950–1975.

Sets
2
Cards listed
8
Active years
2
Sets per year, 1950–1975

Timeline The largest sets each year, by cards listed.

1950s

1 year · 1 set · 4 cards

  1. 1950

    1 set · 4 cards

1970s

1 year · 1 set · 4 cards

  1. 1975

    1 set · 4 cards