A map of troop movements in the lead up to the Jinan incident, April–May 1928.
<a href="//commons.wikimedia.org/wiki/User:Goran_tek-en" title="User:Goran tek-en">Goran tek-en</a>, following request by <a href="//commons.wikimedia.org/wiki/User:RGloucester" title="User:RGloucester">RGloucester</a>
CC BY-SA 4.0
<p><span class="int-own-work" lang="en">Own work</span><br>
This file was derived from:
</p>
<ul><li> <a href="//commons.wikimedia.org/wiki/File:Hydrogeological_map_-_symbol_-_drainage_gallery_(COLOR).svg" title="File:Hydrogeological map - symbol - drainage gallery (COLOR).svg">Hydrogeological map - symbol - drainage gallery (COLOR).svg</a></li>
<li><a href="//commons.wikimedia.org/wiki/File:BlankMap-World5.svg" title="File:BlankMap-World5.svg">BlankMap-World5.svg</a><br></li></ul><p>Derived from;
</p>
<ul><li><a rel="nofollow" class="external text" href="https://www.openstreetmap.org/#map=10/36.4379/116.9378">OSM</a></li></ul><p>Information from:
</p>
<ul><li><a rel="nofollow" class="external text" href="https://www.jstor.org/stable/j.ctv9zck3k.22?refreqid=excelsior%3A8594aefcef3c2301c409ef897bb03f51&amp;seq=8#metadata_info_tab_contents">The Northern Expedition: China's National Revolution of 1926–1928, page 180 by Donald A. Jordan</a></li>
<li><a href="//commons.wikimedia.org/wiki/User:RGloucester" title="User:RGloucester">RGloucester</a></li></ul>