What Hollywood Can Teach Us About tally counters

http://b3.zcubes.com/v.aspx?mid=1258888&title=the-most-pervasive-problems-in-hand-counter-clicker

Love it. Bought it to use for row counter for knitting. Well made in a metal housing. It is easy to reset to zero with a simple twist of the knob. Regular knitting counters do not configure to zero so easily.