28 U.S. 19TH AND 20TH CENTURY SILVER COINS. Including Morgan silver dollars, 1884; five Peace dollars (1922, three 1922-D, 1922-S); four Walking Liberty half dollars, ten Washington quarters. all 1962 proof; Kennedy half dollar, 1967; two Mercury dimes; two Columbian Exposition half dollars, 1892; two Liberty (Eagle) dollars, 1987; and U.S. Constitution silver proof dollar, 1987 Estimate $200-300