single original late 1940's intact american vintage industrial wall-mount simplex "time card" slotted steel rack designed and fabricated by or for the simplex time recorder company, gardner, mass. the "factory green" painted time card rack is long and narrow in form, with two protruding steel tabs with screw holes for mounting flush against the wall. the simplex rack was salvaged from an old chicago paint factory. the stationary metal dividers or slots are in great condition, considering age. measures 31 x 4 3/4 inches.