UPDATED: Project Log -- 1/29/2014 -- Belt Buckle Display Cabinet

I've been commissioned to create a belt buckle display cabinet by a lovely lady whose husband has a large and fascinating collection of belt buckles. We had a pleasant chat and came to some determinations about dimensions and requirements. Basically, we're looking for a fairly narrow cabinet (5" - 6" wide). 30" wide and 50" tall + a bottom drawer. Adjustable shelves (8) and a single framed glass front covering all of the display shelves. Note the black, flocked back panel. One big challenge is going to be selecting hinges that aren't going to be intrusive, but still capable of supporting a 2.5 foot wide, 50" tall piece of 1/8" oak-framed, plate glass. I'm hoping to find a suitable flat piano hinge. Additionally, the cabinet itself will be very heavy as it will be of solid oak construction. So, mounting it to the wall will require substantial fasteners. I've already selected and rough dimensioned the white oak stock f...