Posted 6 years ago
It is a sheetfed printing machine of 1920s and
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George Mann and co.
of Elland Road Works, Leeds
1870 Company established.
1903 Incorporated as a limited company.
1914 Lithographic printing machinery manufacturers. Make a special feature of rotary type for printing on either paper or tin. Employees 600. 
1917 Private company.
1927 See Aberconway for information on the company and its history
1947 Acquired by Vickers; machinery production was increased with help from Elswick and Scotswood works