Image:RotatingDiaphragm Derr1906.png
From Wikipedia, the free encyclopedia
RotatingDiaphragm_Derr1906.png (220 × 300 pixel, file size: 37 KB, MIME type: image/png)
[edit] Summary
Figure 50 from Louis Derr, Photography for students of physics and chemistry London: The Macmillan Co., 1906.
[edit] Licensing
This image is in the public domain in the United States. In most cases, this means that it was first published in the United States prior to January 1, 1923 (see the talk page for more cases). Other jurisdictions may have other rules, and this image might not be in the public domain outside the United States. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.
File history
Legend: (cur) = this is the current file, (del) = delete
this old version, (rev) = revert to this old version.
Click on date to download the file or see the image uploaded on that date.
- (del) (cur) 18:38, 22 May 2006 . . Dicklyon (Talk | contribs) . . 220×300 (37,628 bytes) (Figure 50 from Louis Derr, ''Photography for students of physics and chemistry'' London: The Macmillan Co., 1906.)
- Edit this file using an external application
See the setup instructions for more information.