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, all with dot at various locations.
Reverse script
Mongolian / Manchu
Reverse lettering
ᠪᠣᠣ
ᡠ (Translation: Boo-u)
Edge
Smooth.
Mint
Mintage
ND
(1743-1763) - Hartill#22.289: Tong with closed head; top of U with short stroke; dot above - ND
(1743-1763) - Hartill#22.290: Tong with closed head; top of U with short stroke; dot below - ND
(1743-1763) - Hartill#22.292: Tong with closed head; top of U with long stroke; dot below - ND
(1764-1785) - Hartill#22.294: Tong with open head; dot below -