Four Chinese ideograms read top to bottom, right to left.
Obverse script
Chinese (traditional, regular
script)
Obverse lettering
乾
寶 通
隆 (Translation: Qian Long Tong Bao Qianlong (Emporer) / Universal currency)
Reverse description
Two Manchu words (read vertically) separated by the hole.
Reverse script
Mongolian / Manchu
Reverse lettering
ᠪᠣᠣ
ᠨᠠᠨ (Translation: Boo-nan)
Edge
Smooth.
Mint
Mintage
ND
(1743-1756) - Hartill#22.299: Nan with dot above centre line; Boo with round head - ND
(1743-1756) - Hartill#22.300: Nan with dot above centre line; Boo with oval head - ND
(1743-1756) - Hartill#22.301: Nan with dot above centre line; Boo with pretruding head; regular Nan - ND
(1743-1756) - Hartill#22.302: Nan with dot above centre line; Boo with pretruding head; larger Nan - ND
(1757-1763) - Hartill#22.303-304: Nan with dot perpendicular; Tong with closed head - ND
(1764-1794) - Hartill#22.305: Nan with dot perpendicular; Tong with square head; medium Nan - ND
(1764-1794) - Hartill#22.306: Nan with dot perpendicular; Tong with square head; large Nan - ND
(1764-1794) - Hartill#22.307: Nan with dot perpendicular; Tong with square head; small Nan -