Your coins don't match the description. The bicentennial coinage may be 40% silver, worth a few dollars. The Eisenhower is definitely 40% silver, figure $9-10.
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Bicintinial... 1776-1976 S one dollar coin, half dollar coin 2 Quarter Coins uncirculated
1971 S uncirculated Dollar Coin
M
Marc's Expert Appraisal
ANA-Certified Numismatist · Hudson Valley Numismatics
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