First Report on the Flora of Wyoming. 



51 



to be a carpenter's strong chisel about three-fourths of an 

 inch broad. Of course, a stout knife is not to be omitted 

 from any collecting outfit. 



Five plant presses were carried and found none too 

 many at times, but at other times two would have been 



more than enough. 

 Four of these were 

 slat presses, the 

 pressure in two 

 being applied by 

 straps and in the 

 other two by cords 

 as in the Acme 

 press. The fifth, 

 and most import- 

 ant one, was a 

 screw - press and 

 as it filled its pur- 

 pose so admirably 

 and proved so val- 

 uable an adjunct 

 to the outfit, I add 

 here a figure and 

 brief description. 



The base and 

 the top bars are of 

 oak, 2 X 4^ X 20 

 inches, the dis- 

 tance between 

 them being 21 

 one-half inch bolts 

 inches apart. To 



inches. They 

 so placed as 



are united by 

 to be eiszhteen 



