318 REPORT — 1841. 



Spring No. 1, (shear steel, length 30 inches) mean value of A. =s -OSS. 



Thi 



s spring, when the same weights were taken off in succession, showed 



identically the same deflections as when they were added. 



Spring No. 2, (cast steel, length 30 inches) mean value of A = '068. 



