Stay Safe !
This looks like an interesting find:
Salan Strikes At Giap's Supply Lines
I have to say that the Frenchmen in the Directors Cut of Apocalypse now really stirred a sense of comraderie with the French families who had gone to southeast Asia to start businesses and pursue natural resources that were not being used by the natives.
I see a reference to the Red and Black rivers in this timeline of unknown provenance.