APPENDIX 



SECTION I 

 EQUIPMENT 1 



AMOUNT NECESSARY FOR A CLASS OF TEN STUDENTS 



1 Babcock testing outfit (c). 



1 balance, torsion, weighing to fa gram (&). 



1 balance, spring (a). 



1 basket, \ bushel (a). 



6 beakers, 500 c.c. (6). 



1 burner, alcohol or gas (6). 



1 crock, 4-gallon (a). 



2 crocks, 2-gallon (a). 



1 The letter in parenthesis following the items of equipment refers 

 to the place where the equipment may be secured : 



(a) Local dealer. (6) Chemical Supply Houses, (c) Creamery 

 Package Manufacturing Co., Chicago, 111. (d) Central Scientific 

 Co., Chicago, 111. (e) The authors of this Manual will supply a 

 limited number of sets of type samples of grain for secondary school 

 work at a price sufficient to cover cost of material and packing. 

 (See suggestions to teachers.) (/) Bausch & Lomb Optical Co., 

 Rochester, N.Y. (g) E. and T. Fairbanks & Co., St. Johnsbury, 

 Vt. (h) Apple seedlings can usually be purchased in lots of 100 

 from nurseries at very small cost. 



NOTE. The following are a few reliable chemical supply houses : 

 E. H. Sargent & Co., Chicago, 111. ; Bausch & Lomb Optical Co., 

 Rochester, N.Y. ; Eimer & Amend, New York City, N.Y. 

 z 337 



