Details
U5 1912 (5 Aug.) U5 (part flap missing) to England, bearing 1908 1d. tied by poor Tulagi c.d.s.; 1913 (20 May) U5 from Tulagi to Coffs Harbour, bearing 1908 1d. and 2d.; 1929 (18 July) U5 registered to Switzerland and flown by air from Adelaide to Perth, bearing 1913 11d. tied by Kieta c.d.s. and showing registration h.s., both in violet.