A history of the ferries that operated on the Firth of Forth on the route called the Queensferry Passage. The ferries operated between North Queensferry and South Queensferry. The site concentrates on the vessels used between 1934-1964.

The UW-La Crosse Historic Steamboat Photograph collection consists of over 40,000 black and white photographic images of steamboats on the inland waterways of the United States, primarily the Mississippi, Ohio and Missouri rivers and their tributaries.

The history of the Clydebank, one of the most prolific shipbuilding areas in the UK

Screw and paddle powered yachts

lists 20000 ships in searchable database, some with photos. There seem to be about 1000 paddle steamer listing, some with basic facts, some with history summaries. Search by mfgr,