13 books including A Caribbean neptune: The maritime postal communications of the Greater and Lesser Antilles in the 19th Century (by Robert G.Stone), South American packets 1808-1880 (by rev. J.N.T. Howat), Australian Mails via Suez 1852 to 1926 (by R. Kirk) and Early Routings of The Royal Mail Steam Packet Company 1842-1879 (by Phil J. Kenton) and folders with copies including The postage rates of the North Atlantic mails 1635-1950, copies of R.Kirk