Group of American Commemorative Silver Half Dollar Coins. (3) 1936 Texas Centennial Half Dollars. (3) 1936 Daniel Boone Bicentennial Half Dollars. (1) 1938 Delaware Tercentenary Commemorative Half Dollar. Payment must be made by cash, check, certified check, money order, or wire transfer. Purchases paid for using personal checks will be held until payment has cleared the bank (typically 5-7 business days). Non-US purchasers must make payment by wire transfer.