UNITED STATES – Wierenga, Theron: United States Incoming Steamship Mail 1847–1875 (1983), 242 pages, hardcover, as new; PLUS: Cockrill, Philip: United States Sea Post Cancellations. Part II: Trans-Pacific, Central & South American Routes, 88 pages, softcover; PLUS: Klein, Eugene: United States Waterway Packetmarks. Handstamped and Printed Names of Mail Carrying Steamboats on the United States of America Inland and Coastal Waters 1832–1899 (1940 + separate Supplement 1942), 208 pages, hardcover with dust jacket + supplement 37 pages, softcover. Book (1940) is No. 455 of 500 printed copies. Estimate: 90 Euro
