I wish I were an expert, but my first thought was
James W. Pratt, Jr. wrote:
> The problem is I need a way to cut a tongue or groove in one side of
> the hole in the floor. I need it in only one side, because the other
> two sides have a groove in it(the fourth is against the new wall). I
> could take out all the boards(back to a whole board) on the cut side
> but that would require more wood(you cannot get old wood up without
> breaking about half of it).
> Give me some wild and crazy ideas so I can find a solution befor my
> mother drives me craze to get it done.