The Evolution of the Transatlantic Postal System: 

Between Philadelphia and Europe, 1780–1900

This exhibit examines how transatlantic postal communication between Philadelphia and Europe developed from irregular ship-carried correspondence into an organized international postal system. It explores how maritime transport, postal conventions and administrative cooperation gradually transformed Atlantic mail into the standardized global network established under the Universal Postal Union.

Focus of the Exhibit

Philadelphia has been selected as the focal point of the study because it was one of the principal American Atlantic ports engaged in transatlantic correspondence with Europe throughout the eighteenth and nineteenth centuries. By examining the postal routes, rates and maritime services serving a single major port, the exhibit illustrates the broader evolution of the transatlantic postal system.

Structure of the Exhibit

The exhibit is divided into five chronological periods corresponding to key stages in the development of the transatlantic postal system. Each period begins with a contextual introduction outlining the relevant postal agreements, maritime transport developments and rate structures that shaped the mail carried during that phase.

I started this Postal History-collection right after the last national exhibition. My target is 8 frames, around 115 A2 and 5 A3 exhibition pages and it will be ready for exhibitions in 2026 spring.

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NEW/ DO X - The “longest flight” in history (Large Vermeil-collection)