PRICE LIST 



OF 



ATMOMETER CUPS 



AND 



OTHER APPARATUS 



Prices in Effect October 1, 1917 



In placing telegraphic orders the list numbers may be used. 



List No. 



1 Natural Cylindrical Cups, no number, no coating 



(3x13 cm.) 



lA Standardized Cylindrical Cups, numbered and shel- 



lacked at base. 



4 Used Cups and Seconds (when in stock) 



5 Bellani Plates (porous disc attached to a glazed hemi- 



spherical funnel.) 

 5A Bellani Plates, standardized and numbered. 



6 White Spherical Cups, with glazed neck. 

 6A White Spherical Cups, standardized and numbered. 



7 Transeau Vaporimeter Cups (1.5x25 cm.), no num- 



ber, no coating. .60 5.00 



8 Large Cylindrical Cups (5 x 35 cm.), for use as Auto- 



Irrigators. .80 7.00 



17 Rotating Table, for standardizing atmometers or 



equalizing conditions for growing plants, 4 ft. in 



diameter. 30.00 



18 Tops for Rotating Tables, 3-ply, unpainted. 7.00 



19 Iron Tripods for Rotating Tables, unpainted. 9.00 



20C Shive Non-Absorbing Atmometer Mounting (without 



cup), for use with Cylindrical Cup. 6.00 55.00 



20S Shive Non-Absorbing Atmometer Mounting (without 



cup), for use with Spherical Cup. 6.00 55.00 



21 Collar Clamps, for holding stopper in Cylindrical 



Atmometer Cup. 



22 Pans for water-retaining power of soils. 



23 Clips for Cobalt Paper Transpiration method. 



24 Selected Cobalt Paper for Transpiration method. 



Circles 11 cm. in diameter. 



25 Tripartite Cobalt Paper Slips. 

 30 MacDougal Direct Reading Precision Auxograph. 



Restandardizing Atmometer Cups. 

 Cleaning Atmometer Cups. 



Please notify us before shipping cups for restandardization. 



Eastern orders may be filled by addressing: Eastern Branch, 

 The Plant World, 2753 Maryland Ave., Baltimore, Md. 



Further information regarding any of the above items will 

 be furnished on application 



THE PLANT WORLD TUCSON, ARIZONA 



