Ridgway, John L.
The Preparation of Illustrations for Reports of the United States Geological Survey : With Brief Descriptions of Processes of Reproduction [recurso electrónico] / John L. Ridgway - Project Gutenberg, 2013 - Project Gutenberg 43232 .
Public domain in the USA.
Text
The Preparation of Illustrations for Reports of the United States Geological Survey : With Brief Descriptions of Processes of Reproduction [recurso electrónico] / John L. Ridgway - Project Gutenberg, 2013 - Project Gutenberg 43232 .
Public domain in the USA.
Text