Here's a cute trick for clamping acute angles
How to Install a Junction Box - This Old House
Trying to machine this out of Delrin, and with so much material
Code Calculations
Building a Nail-Less, Screw-Less, Glue-Less Birdhouse
28 Clamping Tricks from Woodworkers
I don't have any clamps long enough for this and I'd like to not
Think outside the box (culvert): How creativity sells more precast
Stanley 14.5 in. Deluxe Clamping Miter Box with 14 in. Saw 20-600D