CHRONOLOGY 177 



1862-64. Taught Chemistry at the Rensselaer Polytechnic In- 

 stitute at Troy, New York. Elected Professor of 

 Chemistry and Physics at the Institute, July 9, 1863. 



1863. Elected a corresponding and honorary member of the 

 New York State Agricultural Society, in January. 

 Date of certificate, February 12. 



1863. Elected a corresponding member of the Buffalo Soci- 

 ety of Natural Sciences, May 7. 



1865. Elected a corresponding member of the New York 

 Academy of Sciences (formerly the Lyceum of Natural 

 History), October 2. 



1866. Appointed Consulting Correspondent of the American 

 Bureau of Mines, New York, March 10. 



1866. Commissioned by the Board of Experts of the Ameri- 

 can Bureau of Mines to visit Louisiana and investigate 

 the rock-salt deposit of Petite Anse Island, New Iberia, 

 on Vermilion Bay, October 30. 



1867. Made two visits to Canada, in June and December 

 respectively, for the purpose of ascertaining the extent 

 of the saline resources and the quality of the brines, 

 especially at Goderich. 



1868. Elected Professor of Chemistry at the Massachusetts 

 Agricultural College, May 12, and entered upon his 

 duties in December. 



1868. Admitted as a citizen of the United States of America, 

 October 23. 



1869. Elected a member of the American Association for the 

 Advancement of Science, Salem meeting, August 18. 



1869. Address on the Chemistry of Common Salt, delivered be- 

 fore the National Academy of Sciences, Northampton 

 session, August 31. 



1869. Address on Salt and its Uses in Agriculture, delivered 

 before the Massachusetts State Board of Agriculture, 

 December 7. Goessmann's earliest paper on fertiliza- 

 tion. 

 1870-74. Experiments on the cultivation of the sugar beet. 



1873. Appointed Chemist of the State Board of Agriculture 

 of Massachusetts, February 4. 



1873. Enactment of the First Fertilizer Law in the United 

 States, passed and approved May 26. Of this law 

 Goessmann was the prime author. 



1873-1910. Ex qfficio a member of the State Board of Agriculture 

 and State Inspector of Fertilizers, May 26, 1873. 



