English Steam locomotive wheels, valve and engine animation German Funktionsweise der Dampfmaschine einer Dampflokomotive Arabic عجلات قاطرة البخار، والرسوم...
DescriptionSteam locomotive work (cropped).gif English: Steam locomotive wheels, valve & engine animation. Walschaerts valve gear (mechanism for moving...
This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or...
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929....
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States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright...
States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright...
States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright...
States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright...
Mark 1.0falsefalse English applies to jurisdiction: United States of America determination method: work of the federal government of the United States...