Terry,
Achery Archives lists the Mace for 2 years '67, '68. Here are the descriptions,
"Mace, 1967, No. 1059, 58 inches
Full working recurved limbs
35 to 65 pounds
Brace height 7 1/2 to 8 1/2 inches
Brown glass
Semi-pistol grip with thumb rest, beveled arrow shelf
Bubinga and Holly laminates in handle, center shot sight window
$ 34.50"
"Mace, 1968, No. 1059, 58 inches
Full working recurved limbs
40 to 65 pounds
Brace height 7 1/2 to 8 1/2 inches
Brown Personite glass glass, double reinforced tips
Semi-pistol grip and thumb rest
Beveled arrow rest
Bubinga wood handle
$ 47.50"