Lot 31666 – 1880s-1940s, Collection of 150+ covers and postal stationery

1880s-1940s, Collection of 150+ covers and postal stationery, etc., incl. first flight airmails, advertising, censored, postcard with D.L.O. label, a range of mostly very fine unused postal stationery from India and the Convention States, Gwalior postal history, etc., an attractive lot, ideal for retail on the internet