The Boy Mechanic, vol. 2, page 196
A very simple way to pull a staple is to use the claws of an ordinary carpenter's hammer and a nail, as shown in the sketch. The staple can be removed quickly without being bent, and no damage to the material into which it was driven will result.
“And we know that in all things God works for the good of those who love him, who have been called according to his purpose.”
– Romans 8:28