Image:WaterScrewPerpetualMotion.png

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Description

Water screw perpetum mobile
Source

en:Image:WaterScrewPerpetualMotion.png
Date

4 october 2007
Author

George A. Bockler
Permission
(Reusing this image)

see below


Public domain This image (or other media file) is in the public domain because its copyright has expired.

This applies to the United States, Canada, the European Union and those countries with a copyright term of life of the author plus 70 years.

Note that a few countries have copyright terms longer than 70 years: Mexico has 100 years, Colombia has 80 years, and Guatemala and Samoa have 75 years. This image may not be in the public domain in these countries, which moreover do not implement the rule of the shorter term. Côte d'Ivoire has a general copyright term of 99 years and Honduras has 75 years, but they do implement that rule of the shorter term.

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Taken from English Wikipedia, uploaded there by en:user:Reddi

Image Creator:

George A. Bockler
1660

Contained in:

Dircks, H. (1870).
Perpetuum mobile
A history of the search for self-motive power from the 13th to the 19th century.
London: E. & F.N. Spon.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeDimensionsUserComment
current05:13, 4 October 2007535×692 (577 KB)NH ({{Information |Description=Water screw perpetum mobile |Source=en:Image:WaterScrewPerpetualMotion.png |Date=4 october 2007 |Author= |Permission= |other_versions= }} Taken from English Wikipedia, uploaded there by en:user:Reddy Image Creator: )
05:12, 4 October 2007535×692 (577 KB)NH ({{Information |Description=Water screw perpetum mobile |Source=en:Image:WaterScrewPerpetualMotion.png |Date=4 october 2007 |Author= |Permission= |other_versions= }} Taken from English Wikipedia, uploaded there by en:user:Reddy Image Creator: )
The following pages on the English Wikipedia link to this file (pages on other projects are not listed):