704 



INDEX 



Wave-leng-ths, Standard, 512, 517, 



521, 545, 548. 

 Webb, F. C., 38, 

 Weber, 36, 48, 49, 125, 137, 147, 148, 



152, 153, 156, 160, 170. 184, 240, 



408, 418, 419, 626, 628. 

 Weber, H. F., 155, 408, 418, 419, 420. 

 Weisbach, J., 410. 

 Welsh's Thermometers, 365. 

 Welter, J. J., 410. 

 West Point Military Academy, 14. 

 Wheatstone, C., 649. 

 Wiedemann, E., 409, 415. 



Wiedemann, G., 240. 

 Wilke, J. K, 639. 

 Wollaston, W. H., 604. 

 Wiillner, A., 368, 410. 



Y. 



Yale University, 11. 

 Young, C. A., 487, 493. 

 Young, Thomas, 7. 



Z. 



Zieman Effect, 672, 673 



