232 



Mr. I. Roberts. 



[Jan. 31, 



Table V. — "Weighings of the Side or Lateral Pressures of Wheat. 

 Size of the Aperture used =2 ft. in. x 2 ft. in. =4 square feet. 



Wheat 2 ft. 

 high in bin. 



Wheat 4 ft. ! Wheat 6 ft. 

 high in bin. | high in bin. 



Wheat 6 ft, 

 9 ins. high 

 in bin. 



Wheat 8 ft. 

 high in bin. 



Wheat 

 45 ft. high 

 in bin. 



Dormant pressure 

 in lbs. 



Active pressure in 

 lbs. 



Dormant pressure 

 in lbs. 



Active pressure in 

 lbs. 



Dormant pressure 

 in lbs. 



Active pressure in 

 lbs. 



Dormant pressure 

 in lbs. 



Active pressure in 

 lbs. 



Dormant pressure 

 in lbs. 



Active pressure in 

 lbs. 



Dormant pressure 

 in lbs.. 



Active pressure in 

 lbs. 



68 

 96 

 95 

 75 



43 

 38 

 40 

 39 



150 

 128 



83 

 81 



160 

 150 



82 

 82 



170 

 158 



80 

 87 



165 

 167 

 160 

 174 

 167 



83 

 78 

 79 

 80 

 89 



238 

 206 

 195 



100 

 92 

 87 



83-5 



40 



139 



82 



155 



82 



164 



83-5 



166-6 



81-8 



213 



93 



Table VI. — Weighings of the Side or Lateral Pressures of Wheat. 

 Size of the Aperture used=l ft. Oin. X 1 ft. in.=l square foot. 



Mean 



Wheat 1ft. high 

 in bin. 



Wheat 2 ft. high 

 in bin. 



Wheat 4 ft. high 

 in bin. 



Wheat 44 ft. 6 ins. 

 in bin. 



Dormant pressure 

 in lbs. 



| Active pressure in 

 lbs. 



Dormant pressure 

 in lbs. 



| Active pressure in 

 lbs. 



Dormant pressure 

 in lbs. 



Active pressure in 

 lbs. 



| Dormant pressure 

 | in lbs. 



| Active pressure in 

 j lbs. 



8 

 11 



2 

 2 



14-5 



13 



16 



11 



6 

 6 



15 

 15 



6 

 6 



44 

 47 

 41 



10 

 6 

 8 



8 



9-5 



2 



14-5 



7 76 



15 



6 



44 



