50th Auction Anniversary Auction - Day 3

Hongkong: 1889, German Sea Post, cover bearing vertical pair 10pfg. red with adjacent ms. "Hongkong"
1889, German Sea Post, cover bearing vertical pair 10pfg. red with adjacent ms. "Hongkong", obliterated by c.d.s. "DEUTSCHE SEEPOST OST-ASIATISCHE HAUPTLINIE 20/2 89" and addressed to Holzminden/Germany, transit mark of British P.O. 21.2.89 and arrival mark 1.4.89 on reverse; few imperfections/postal wear but rarely seen!