Woodwork Joints: How They Are Set Out, How Made and Where Used. by William Fairham 
Found this free (!) resource on Project Gutenberg via a StackOverflow link somewhere.
It's a whole book with tons of illustrations on wood joinery.
Amazing
#woodworking
Project Gutenberg
Woodwork Joints: How They Are Set Out, How Made and Where Used. by William Fairham
Free kindle book and epub digitized and proofread by volunteers.