Chambers, Harry T.
Copying, duplication and microfilm : systems and equipment for use in business and administration / Harry T. Chambers. - London : Business Books, 1970. - 151 p. : ill.
0220992169
Copying processes.
Copying.
Photocopying.
Microphotography.
Copying, duplication and microfilm : systems and equipment for use in business and administration / Harry T. Chambers. - London : Business Books, 1970. - 151 p. : ill.
0220992169
Copying processes.
Copying.
Photocopying.
Microphotography.