Canadian quarters from 1936 (dot variety), 1947 (with or without maple leaf), 1967 (silver variety), and 1973 (Large Bust Mountie) are worth money due to rarity, silver content, or unique design ...

The twelve-month chart of the Canadian silver explorer Summa Silver (TSXV SSVR / WKN A2P4EE) lost about a quarter of its ...