SPECIFICATIONS:
Where housed in blue envelopes and sealed in mint cello packs. The proofs came in brown boxes and GSA holders.
Eisenhower 40% Silver Clad
1971-S 40% Silver and S mint proofs
1972-S 40% Silver and S mint proofs
1973-S 40% Silver and S mint proofs
1974-S 40% Silver and S mint proofs
1776-1976-S 40% Silver and S mint proofs
Designer: Obverse by Frank Gasparro; Reverse by Dennis R. Williams
Diameter: 38.5 millimeters
Metal Content:
Outer layers - 80% Silver, 20% Other
Center - 79% Copper, 21% Nickel
Weight: 380 grains (24.6 grams)
Edge: Reeded
Mint mark: between Eisenhower's head and the date.
Cherry Picker's List:
1974-D Rare off-metal errors exist on 40% Silver planchets.
1776-1976 Found in two varieties, with the tail of R in Dollar straight or curved.
1776-1976-D Found in two varieties, with the tail of R in Dollar straight or curved.
1776-1976-P-D Have a Type 2 Thin Letter Reverse
1776-1976-S 40% silver Found in two varieties, with the tail of R in Dollar straight or curved.
Struck only as Proofs and available originally only in Proof Sets.
1977-D Rare off-metal errors exist on 40% Silver planchets.
1971 $10 Better Dates
1972 High Relief Earth Type II
1972 Type 3 Earth Reverse
1973 Better Dates
1973-S Better Dates
1973-D Better Dates
1974-D Rare wrong metal, 40% silver planchets found.