Bijou portable typewriter, Gare du Nord, Paris, early 1930s.
A businessman dictates a message for a typist, in a specially designed office on board a London and North Eastern Railway's express service operating between Newcastle-on-Tyne and King's Cross (London) in 1934.
A passenger on the Canadian Pacific Railway typing on her Remington portable typewriter during a three-day journey across Canada in 1939.
Prime Minister Winston Churchill at work during a train journey in 1940.
Reporter Roy Rowan with a Royal portable typewriter on the Simplon Orient Express in Yugoslavia in 1950.
War correspondents on the Korean Press train in 1951.
Aboard the Eisenhower Campaign trail train: Reporters at work in the press car in 1952.
Rock Hudson in Grado in Italy on the set of the movie of Hemingway's A Farewell to Arms in 1957.
Germany secretary using an Olympia SF Splendid 66 portable typewriter in 1960.
Page Lambert with her Royal portable typewriter in 1965.
Pascal Inard spent eight months writing his time-travel mystery Web of Destinies on an Imperial 70 typewriter during his daily commute to work on a Frankston line train, from Cheltenham to Melbourne, in 2014.
Remington portable on the Orient Express 2015
World typewriter, 1890.