SN 5219. . . .Nr. 3. . . . Oldest Robust so far found. Probably just after WWI - the above chart would put it late 1919/early 1920; However, it could even be pre-war. What we really need is an early Robust "bis" model which would give a marker for pre-WWI guns.

https://www.invaluable.com/auction-lot/manufrance-robust-no3-12-ga-double-shotgun-969-c-bd04795913
SERIAL NUMBER 5219 BARREL 27 1/2" CALIBER 12 GAUGE MANUFACTURED CIRCA 1930';S. Produced in France by Manufrance with box lock action and double triggers. Lifter extractors. Varnished pistol grip stocks with splinter forearm. Smooth steel butt plate. CONDITION. Good with bright bores and properly operating action. Barrel finish is mottled. Stocks remain full sized . Both barrels have small bulges at muzzle. TDW /. C&R
[Linked Image from i.imgur.com]

Baluch are not Brahui, Brahui are Baluch