This is a project that I occasionally work on. There is no end in sight, and it is, as its title suggests, nothing but a placeholder for the prospective final product, should it ever materialize.
UPDATED 2021.09.27
Here are some notes I took, and some materials I compiled. If everything goes well I will continue working on it after I finish my History Honors Thesis.
关于一战时期在中国驻扎的外国军队的笔记