Most 1970 quarters are common circulating coins—with mintages of 136 million (no mint mark), 417 million (D), and 2.6 million proof quarters (1970‑S)—but one coin from the San Francisco proof line caused a sensation. It Continue reading
Most 1970 quarters are common circulating coins—with mintages of 136 million (no mint mark), 417 million (D), and 2.6 million proof quarters (1970‑S)—but one coin from the San Francisco proof line caused a sensation. It Continue reading