1964 Silver Proof Set US Mint 90% Silver 5 Coins Half Quarter Dime + In Holder. DO NOT MISS THIS DEAL!! LISTED IN US MINT CONDITION, THIS 1964 SILVER PROOF SET US MINT 90% SILVER 5 COINS KENNEDY HALF (90%), WASHINGTON QUARTER (90%), KENNEDY DIME (90%), JEFFERSON NICKEL & LINCOLN PENNY IN HOLDER. ALL ITEMS LISTED TO THE BEST OF OUR KNOWLEDGE. [1] 1964 SILVER PROOF SET US MINT 90% SILVER 5 COINS KENNEDY HALF (90%), WASHINGTON QUARTER (90%), KENNEDY DIME (90%), JEFFERSON NICKEL & LINCOLN PENNY IN HOLDER. (Camera props not included).