细节
Air Mail cover 1932-47, a selection of first or special flights, including 1932 (Apr.) Air Travel Ltd. (2), 1940 (16 Mar.) Dunedin Aero Club Centennial flight, 1944-46 Union Airways (9, with some scarce legs),1947 N.Z. National Airways Corp. (4, all scarce stages), and 1947 (Sept.) Air Travel (N.Z.) Ltd. (2). An attractive selection.