LURE: Rare Gravity Minnow early hollow metal bait with removable head, 2.75” bright metal body, painted eyes, fins both stamped Regd 10166, original central wire trace with white glass bead, fine wire bronze hooks, head detached to fill the body with water to assist casting and depth control, red painted under belly fins, fine lure. Patented in 1905 by Leonard Crossle, Patentee and inventor of many tackle accessories and reels.