File talk:Zapfwelle eines Traktors - power take-off of a tractor.jpg

This file has been used by a media organization in: Steve Lombardi (2011-03-03). Why is an Unshielded PTO Shaft and a Woman Scorned a lot alike? (in English). The Iowa Edict. Lombardi Law Firm. no author, no license + general and obviously wrong "Copyright © Lombardi Law Firm. All Rights Reserved."

This file has been used in: Jeremy Washburn (April 2011). Power Take Off. (in English). Homes in Order. no author, no license + general and obviously wrong "Copyright © Homes in Order & Jeremy Washburn"

This file has been used by a media organization in: Farm rescue procedures. (in English). Informed Farmers – Quality information for busy farmers (2011-06-10). no author, no license

This file has been used by a media organization in:   Tractor safety issues: Refueling and PTO. (in English). Informed Farmers – Quality information for busy farmers (2011-07-21). author named, but license info missing

This file has been used in: Achtung Trecker! (Geocache Details GC355AE) (in German). geocaching.com (2011-10-01). no author, no license