Auction Series 257-264 in Zurich Day 1

1855: Covers (2) each franked by 1855 ½ r. blue-green tied by oval network cancels in black and used on covers from Havana to Spain, with Sept 1855 entire letter to Bilbao with Havana despatch and '1R' charge mark in blue; and Dec 1855 cover to Madrid endorsed 'Vapor Europa' with '1R' charge mark in black. A fine pair.
Catalogue 258: SOUTH & CENTRAL AMERICA -MOORHOUSE