You should get a copy or three of Pocket Ref by Thomas J Glover. Packed full of useful things in a good size. I keep one in the car even. https://en.wikipedia.

You should get a copy or three of Pocket Ref by Thomas J Glover. Packed full of useful things in a good size. I keep one in the car even. https://en.wikipedia.org/wiki/Pocket_Ref https://en.wikipedia.org/wiki/Pocket_Ref