NEW CONCEPTIONS IN SCIENCE 



instruments of navigation; with that of Pasteur, 

 who turned aside from his studies to spend labori- 

 ous years in stamping out the cattle - plague and 

 hog-cholera and the vine -disease and the silk- 

 worm disease, and added millions to the wealth of 

 his beloved France ; with that of Professor Berthe- 

 lot, who quits his laboratory to run an experimental 

 farm on the borders of Paris, and has published 

 volume after volume on scientific agriculture ; with 

 that of the excellent secretary of our Smithsonian 

 Institution at Washington, Professor S. P. Langley, 

 who, in his early career, finding no money forthcom- 

 ing for his laboratory, invents the electric time sys- 

 tem for railways, and with the proceeds equips his 

 laboratory himself; with that of the late Professor 

 Tyndall, who devoted a part of the gains from his 

 lectures in the United States to the founding here 

 of scholarships; with that of Professor Walther 

 Nernst, the eminent director of the physico-chem- 

 ical institute at Gottingen, who is reputed to have 

 made a million from the sale of his patents in the 

 Nernst electric lamp ; with that of Professor Michel 

 I. Pupin, of Columbia University, who derived a 

 large sum from his inventions in submarine teleg- 

 raphy and trans-oceanic telephoning; with that of 

 Professor Behring, of Marburg, who gains a fortune 

 from the sale of his diphtheria antitoxin, and with 

 it founds a great institution for experimental medi- 



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