Mark 3 Pumping Cheat Sheet
US$5.00
Need to pump a hose-lay where engines cannot get in to? Only have Mark-3 pumps, yet, not sure how many you need to do a job? Then use the cheat sheet to determine the number required.
This is designed to be used with any of the other books sold on this site. This 8-page document can be used as a stand-alone; however, it is recommended to be used by more experienced operators.