Photocopying from bound volumes / William R. Hawken ; Suppl. 2: The Copease Duplex Book Copier. - The SCM Corporation Wedgelite. - The APECO Panel-Lite Exposing Unit

Hawken, William R. | TIBKAT | 1964

Photocopying from bound volumes / William R. Hawken ; [Hauptw.]: A study of machines, methods, and materials

Hawken, William R. | TIBKAT | 1962

Photocopying in libraries

Whitestone, Patricia | TIBKAT | 1977

Green Quotient: Q&A with Paul Hawken

Lockwood, C. | British Library Online Contents | 2007

Assessment of Pollutant Emissions from Dry‐Process Photocopiers

Brown, S. K. | Wiley | 1999