« Reply #1 on: Tuesday 01 March 11 00:18 GMT (UK) »
Looks around 1910-1915 to me, but hard to tell for sure.
Bellenger, Sebire, Soubien, Mallandain, Molle, Baudoin - Normandy/London
Deverdun, Bachelier, Hannoteau, Martin, Ledoux, Dumoutier, Lespine, Montenont, Picard, Desmarets - Paris & Picardy/Amsterdam/London
Mourgue, Chambon, Chabot - Languedoc/London
Holohan, Donnelly, McGowan/McGoan - Leitrim, Ireland/Dundee, Scotland/London.
Gordon, Troup, Grant, Watt, McInnes - Aberdeenshire, Scotland/London