vintage french work wear

[creeley island]

Does anyone know anything about french work jackets?
this one on ebay is by mont rock which i can't find any info on.

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=180580338522&ssPageName=STRK:MESELX:IT

 

[gfirob]

Well, I know as any collector of fine French work wear knows, that "Mont-Roc' is a holy grail in French work apparel, and only turns up occaisonally...