11 PUBLICATIONS OF 



19. Meteorological table and register. Am. Jour. (1), vol. 36. pp. 165- 

 173. April, 1839. 



20. Observations to determine the magnetic dip at various places in Ohio 

 and Michigan. In a letter to Sears C. "Walker, Esq. Read June, 1839. 

 Am. Phil. Soc Trans., vol. 7, pp. 1-6. [Am. Phil. Soc Proc, vol. 1, p. 116 ; 

 Am. Jour. (1), vol. 38, p. 897.) 



21. Astronomical observations made at Hudson- Observatory, latitude 

 41° 14/ 37" north and longitude 5 h 25 m 42 s west, with, some account of the 

 building and instruments. (Latitude of observatory; moon culminations; 

 occultations.) Am. Phil. Soc. Trans., vol. 7, pp. 43-51. Read October, 



1839. {Am. Phil. Soc. Proc, vol. 1, pp. 129-130.) 



22. Additional observations of the magnetic dip in the United States. 

 Am. Phil. Soc. Trans., vol. 7, pp. 101-111. Read October, 1839. {Am. 

 Phil. Soc. Proc, vol. 1, pp. 144-145.) 



23. On the storm which was experienced throughout the United States 

 about the 20rTh of December, 1836. Am. Phil. Soc. Trans., vol. 7, pp. 125- 

 163. (With three plates.) Read March, 1840. {Am. Phil. Soc. Proc, vol. 

 1, pp. 195-198; Am. Jour. (1), vol. 40, pp. 34-37.) 



24. Meteorological sketches. (Eight papers.) Ohio Observer, 1840. 



25. On the variation and dip of the magnetic needle in the United States 

 Am. Joy?- (1), vol. 39, pp. 41-50. (With a map.) July, 1840. 



26. Observations to determine the magnetic intensity at various places in 

 the United States, with some additional observations of the magnetic dip. 

 Am. Phil. Soc. Trans., vol. 8, pp. 61-72. Read November, 1840. {Am. 

 Phil. Soc. Proc, vol. 2, pp. 308-310.) 



27. On the magnetic dip in the United States. Am. Jour. (1), vol. 40, 

 pp. 85-92. {Sturgeon's Ann. Electr., vol. 7, pp. 156-162.) January, 1841. 



28. Meteorological observations made at Hudson, Ohio, latitude 41° 14 / 

 40" north, longitude 5 h 25 m 47.5 s west, during the years 1838, 1839, and 



1840. (Barometer; thermometer and hygrometer; winds; rain.) Am. 

 Jour. (1), vol. 41, pp. 310-330. October, 1841. 



29. Astronomical observations made at Hudson Observatory, latitude 41° 

 14' 40 // north and longitude 5 h 25 m 45 s west. (Latitude of observatory ; 

 moon culminations; occultations; comet 1840, II ; orbit of comet.) Am. 

 Phil. Soc. Trans., vol. 8, pp. 141-154. Read April, 1841. 



30. On the dip and variation of the magnetic needle in the United States. 

 Am. Jour. (1), vol. 43, pp. 93-116. April, 1842. ' . 



31. Encke's comet. Ohio Observer, April, 1842. 



32. On a tornado which passed over Mayfield, Ohio, February 4, 1842, 

 with some notices of other tornadoes. Am. Jour. (1), vol. 43, pp. 278-300. 

 (With a map.) April, 1842. 



33. Supplementary observations on the storm which was> experienced 

 throughout the United States about the 20th of December, 1836. Am. Phil. 

 Soc Trans., vol. 8, pp. 305-306. Read May, 1842. 



