Crew of LAURABADA (meaning 'south-east wind' in Papuan) in Sydney Harbour c. 1924.*

Australia
Australian National Maritime Museum Photographic Collections on Flickr
Images from the museum's collection that are being made available on Flickr Commons

Australian Passenger & Emigrant Ships
A list of ships and where to find pictures of them researched and compiled by Roy Fernandez.

Nautical Association of Australia
The Editor of The Log, Russell Priest, holds a collection of images in various formats, both black & white and colour, of more than 20,000 ships covering the period from the late 1800s to modern times

Picture Australia
Search the image collections of a number of libraries and archives in Australia.

Canada
Archives Canada Virtual Exhibits

Walter E Frost Collection
Over ten thousand photographs documenting ships sailing in and out of Vancouver over a 56 year period. Represented are elegant liners and spit-polished war ships to rusted tramp steamers. The photographs in this series not only show the variety of ships visiting the port, but also record how the nature of shipping and marine architecture have evolved.

Images Nova Scotia Maritime History Archive
Database containing over 4000 records of photographs from the more than 17,000 held at the Maritime History Archive.

 
* This photo is part of the Australian National Maritime Museum’s Samuel J. Hood Studio Collection. Sam Hood (1870-1956) was a Sydney photographer with a passion for ships. His 72-year career spanned the romantic age of sail and two world wars. The photos in the collection were taken mainly in Sydney and Newcastle during the first half of the 20th century.  Object no. 00024136

United Kingdom

Ballast Tust's Flickr Photostream
Scottish orientated shipping photos

Coasters & Other Ships Revived
Run by 3 retired seafarers, a database containing ship histories and photographs - the search engine is halfway down the page.

English Heritage Photo Collections

Historic Photographs at the National Maritime Museum

Imperial War Museum

John H Marsh Maritime Collection

Photographic Collection of W & F Allen Royal Navy Warships

Ships Photos (Modern)

SkyscraperCity - Liverpool

The Allen Collection - British Merchant Ships

V.H.Young & L.A.Sawyer Collection

Vickers Shipyard Photographic Archive

United States
Immigration & Steam Ships 1867-1927

Library of Congress Prints & Photographs

Mystic Seaport Museum Image Database

San Francisco Historic Photograph Collection

US Navy Photo Archive