TrollyHeadworks5875.JPG
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Summary
| Description | Electric bus trolly mechanism, San Francisco Muni - pole support springs and motion dampers. Image by User:Leonard G. |
| Source | http://en.wikipedia.org/wiki/Image:TrollyHeadworks5875.JPG |
| Author | http://en.wikipedia.org/wiki/User:Leonard_G . |
Licensing
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I, the copyright holder of this work, release this work into the
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In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose , without any conditions, unless such conditions are required by law. |