| Author: | Lee, Gerald Stanley, 1862-1944 |
| Subject: | PS, Machinery |
| Format: | Text |
| Date issued: | 2007 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Voice of the Machines : An Introduction to the Twentieth Century [electronic resource] / Gerald Stanley Lee |