56 EXPERIMENTS WITH THE DISPLACEMENT INTERFEROMETER. 



/ 

 10 

 08 

 06 



flO 



8/5 



75 



75 



02 



00 



-OB, 







B 

 FIG. 34. 



50 



20 



TABLE 2. Large brass disks in metallic contact. Constants as in table i. 



* Vibrating. 



t Fall. 



