Please find in your library Liew Foon Ming’s translation: The Treatises on Military Affairs of the Ming Dynastic History [Mingshi] (1368-1644): An Annotated Translation of the Treatises on Military Affairs, Chapter 89 & 90. Supplemented by the treatises on the military affairs of the Draft of the Ming Dynastic History [Mingshi gao]. A documentation of Ming-Qing historiography and the decline and fall of the Ming empire. Parts one and two. (Hamburg: Gesellschaft fur Natur- und Volkerkunde Ostasiens, 1998).
See also, based on this work, locations of Ming garrisons (downloadable for Google Earth).
You must register to download the data. Registration is free. Thanks to Michael Szonyi for this link.