Chapter 2
Hide Glue Preperation and use.
Page 7

Strength test 80lbs. and out of weight, but the joint still holds. The joint was sawed in two at the joint line the joint was tested with a moisture meter; it read below 10%. If you make a mistake in gluing break it apart immediately. I once tied down a bridge, the saddle in the wrong direction while conversing with a lovely lady, and when returning to work later had a terrible time removing the bridge. --- It pays to pay attention?