Messier thian-the s? 18 se-ki Hoat-kok Thian-bun-ha?k-ka Charles Messier pian e Seng-hun chhiⁿ-thoan piau tong-tiong e pah-g?a-e thian-the.

Pun bun-chiuⁿ s? chi?t phiⁿ phi-a-kiaⁿ . Li thang tau khok-chhiong lai pang-ch?? Wikipedia. hian l?n pian