File:Vchelicopterfight2.jpg

VC/NVA methods for fighting US helicopters. At the battle of Dak To, on Hill 875, automatic weapons in treetops accounted for several US choppers. Terrence Maitland, A CONTAGION OF WAR: THE VIETNAM EXPERIENCE SERIES, (Boston Publishing Company), 1983, p. 180

Detail: Basically a bunch of Public domain clipart from the US Army and Powerpoint arrows, squares etc. to make the image. Clipart is from US Army website- Fort Sill. All are public domain http://sill-www.army.mil/Graphics/clipart_library.htm

Since Powerpoint is used for the diagram, the following blurb takes care of Microsoft:

"Contains clipart from Microsoft Powerpoint- not for commercial use or resale, per Microsoft guidelines at http://office.microsoft.com/en-us/powerpoint/HP030900871033.aspx, Copyright, Microsoft Corporation. Include this notice with any reuse."

I, the copyright holder of this work, hereby release it into the public domain. This applies worldwide. If this is not legally possible: I grant any entity the right to use this work for any purpose, without any conditions, unless such conditions are required by law. PD Public domain false false

This file is a candidate to be copied to Wikimedia Commons. Any user may perform this transfer; refer to Wikipedia:Moving files to Commons for details. If this file has problems with attribution, copyright, or is otherwise ineligible for Commons, then remove this tag and DO NOT transfer it; repeat violators may be blocked from editing. Other Instructions Endorse this file for transfer by adding |human=<your username> to this Template. If this file is freely licensed, but otherwise unsuitable for Commons (e.g. out of Commons' scope, still copyrighted in the US), then replace this Template with {{Do not move to Commons|reason=<Why it can't be moved>}} If you think that a local copy of this file should be retained, then replace this Template with {{Keep local|reason=<Why a local copy is needed>}} Please ensure that the file has a properly descriptive and unambiguous name before transferring; see Wikipedia:File mover#What files should be renamed? for details.

This file was suggested for transfer by a bot (User:Fbot). Please verify that this file is suitable for Commons before transferring it.