A red flag of the Dutch East Indian capital city of Batavia described in "Verlag von Krais und Hoffmann".
Derived from: 

https://commons.m.wikimedia.org/w/index.php?title=File:Coat_of_Arms_of_Batavia_(1930).svg&amp;mobileaction=toggle_view_mobilehttps://commons.m.wikimedia.org/w/index.php?title=File:Flag_of_the_Netherlands.svg&amp;mobileaction=toggle_view_mobilehttps://en.m.wikipedia.org/w/index.php?title=File:Red_flag.svg&amp;mobileaction=toggle_view_mobileBased on the flags described here: 

https://commons.wikimedia.org/w/index.php?title=Commons:Graphic_Lab/Illustration_workshop&amp;oldid=576484686#Batavia's_flaghttps://commons.m.wikimedia.org/wiki/File:Flags_of_Cochin-China_-_Verlag_von_Krais_und_Hoffmann_(Stuttgart,_Kingdom_of_W%C3%BCrtemberg)_flag_chart.pnghttps://commons.m.wikimedia.org/w/index.php?title=File:Meuble_H%C3%A9raldique_%C3%A9p%C3%A9e.svg&amp;mobileaction=toggle_view_mobile
Donald Trung Quoc Don (徵國單), Aldontknow, and Yorick.