Stick on the repair patch and brace it with the >sticks. Then after that cures, cut out another piece of plywood to fit the >resulting hole and glue it in that space. You can hold it in place with >aluminum pop rivets or Clicoes if you have them. Fill with Super Fil or >something like that. (Dan Heath) ++++++++++++++++++++++++++++++++++++++++++++++++++++
Trace the hole on the second piece of ply before you cover the hole with the patch and you should have an easy to cut, perfect fit on the filler piece. Just trying to keep you from getting the same blister on your forehead as I got from the constant slapping of my forehead with my hand !! :-) Larry Flesner