Building the DH Boat...dingy of sorts
 

http://www.mcallen.lib.tx.us/staff/gm/dhboat1.htm

"These are some of the building details for building the maximum boat
out of 2 sheets of 4 foot x 8 foot plywood.

The frame in the middle is the key to the whole shape of the boat. "

This is sort of like the wackey lassie,,,,,,