Skaife's pistolgraph camera, 1858.

Skaife's pistolgraph camera, 1858.

Folding parturition chair, German, 1780-1850.

Cumfifolda folding pushchair, 1960.

Folding Raleigh bike, July 1965.

Atomic weapons research camera, late 20th century.

Emitron television camera tube, 1932.

Edwardian woman posing for camera, c 1900s.

Atomic weapons research camera, late 20th century.

Ermanox camera, 1924.

Kodak EK160 instant camera, December 1980.

Pentax 'Espio 115' autofocus camera, 1990s.