1962 Hong Kong (24 Mar) to England. Airmail cover, f.w. Hong Kong QEII 5c x2 + 10c x2 + $1, tied by scarce Proud type K2 obliterator,
1962 Hong Kong (24 Mar) to England. Airmail cover, f.w. Hong Kong QEII 5c x2 + 10c x2 + $1, tied by scarce Proud type K2 obliterator, matching with AMC No. 1 cds on reverse. Proud recorded the usage of K2 obliterator only betweeen Nov 1961 and May 1962.1962.3.24 香港寄英國。航空封，貼香港伊利沙白二世5分 x2 + 1角 x2 + 1元，銷難得之Proud K2型圓形殺手戳。背鈐AMC 1號日戳。Proud記錄K2型殺手戳僅見於1961年11月至1962年5月。
