Hawken, William R.
Copying methods manual - Chicago American Library Association 1966 - 375p.
Includes index
Photocoping machines
Copying processes - Handbooks, manuals, etc
Copying - Methodology
686.4 HAW-;
Copying methods manual - Chicago American Library Association 1966 - 375p.
Includes index
Photocoping machines
Copying processes - Handbooks, manuals, etc
Copying - Methodology
686.4 HAW-;