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POPULAR SCIENCE MONTHLY. 



THE PEOGEESS OF SCIENCE. 



JOSIAH WILLARD GIBBS. 

 It is well known that the past 

 quarter of a century has been one of 

 extraordinary advances in the sciences 



have contributed to those advances. 

 Maxwell, Kirchhoff, Hertz, Helmholtz, 

 Fitzgerald, Rowland, Stokes, and now 

 Gibbs, have all fallen since 1879. Onlv 



J. WiLLAED GIBBS. 



of heat, light, electricity and magnet- I two of tiicse leader.s, Helmholtz and 

 ism. It is less well known, however, Stokes, passed the proverbial three 

 that this period has been one of ex- score and ten years; Kirchhoff and 

 traordinary losses by death of the Gibbs attained only a little more than 

 eminent mathematical physicists who I sixty years; while the others, as if to 



