Great picture Paul . At first glance I thought he was an Alpini Trooper ..the cap does have that Black Feather but , the insignia is too small ...and his Collar tabs don't conform to Italian Alpini examples I can find.
Is there a name /date or any info on the back?

http://images.google.com/imgres?imgurl=http://content.a...1%26hl%3Den%26sa%3DN
"their distinctive headdress; the "Cappello Alpino" with its black feather, which led to them being nicknamed "Le Penne Nere" or "black feathers".