English: Later Le Dynasty 1428 - 1527
B29.1 Thuan Thien Nguyen Bao 1428-33 T51, S28 tall characters.
B29.3 Thuan thien Nguyen Bao 1428-33 T51, S28 short characters.
B30.2 Thieu Binh Thong Bao 1434-39 T52, S29 See SCAN for varieties not in Barker. Wavy-dot Thong.
B30.4 — one-dot Thong.
B30.8 — big left foot Bao.
B30.8A — big right foot Bao.
B30.15 — small chars., broad rim.
B30.17 — hook-top Thong.
B30.16 — later style script.
B30.18 — shallow casting and crude style, resembling late 18th-19th C. coinage & probably made then
B31.3v Dai Bao Thong Bao 1440-42 T53 Small characters, but not exactly as B31.3 or 31.5
B31.3 — — Heavy (5.29g) and irregular thickness.