Size of this preview: 458 × 599 pixels. Other resolutions: 183 × 240 pixels | 367 × 480 pixels | 669 × 875 pixels.
Original file (669 × 875 pixels, file size: 87 KB, MIME type: image/jpeg)
 | This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help. |
Summary
| Description |
English: Large blackboard used in drawing room of the Newton Machine Tool Works, late 19th century |
| Date | |
| Source | Modern Engineering Practice: A Reference Library..., Volume 11 ; Also published in Howard M. Raymond. Cyclopedia of modern shop practice Part 4, (1903/06), p. ii |
| Author | American School of Correspondence, 1906 |
Licensing
 |
This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
|
 |
 |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:55, 22 November 2014 | | 669 × 875 (87 KB) | Mdd | User created page with UploadWizard |
File usage
The following page uses this file:
