Mast and Boom Stacker, with Six-Tined Jackson Fork 



The mast is held in place by guy ropes from the top. Leading to the right 

 may be seen the rope to which is attached a team of horses. The base 

 of the derrick is in the form of sled runners, so that the whole 

 may be drawn along the stack by attaching a team 



A Derrick Stacker 



with six-tined Jackson or California fork. The derrick is substantial, and guy 



ropes are not necessary. Stakes driven into the ground around 



the base hold the derrick in place 



