Ruschenbergcr.] 1Q\J [Nov. 6, 



Observations on the Natural Coke and the associated igne'ous and 

 altered Rocks of the Oolite Coal Region in the vicinity of Richmond, Va. 

 pp. 2. Proc. Boston Soc. Nat. Hist., 1854-56.* 



Proofs of the Prozoic Age of some of the altered Rocks of Eastern Mas- 

 sachusetts from fossils recently discovered. Proc. Amer. Acad. Arts and 

 Sc, iii, 1852-57. pp. 315-318. 



Results of Calculations of the Terminal Velocity of Rain-drops of dif- 

 ferent diameters. Proc. Boston Nat. Hist. Soc, v, 1854-56, pp. 266-268, 

 282-283. 



On the Relations of the New Red Sandstone of the Connecticut valley 

 and the coal-bearing Rocks of Eastern Virginia and North Carolina. Silli- 

 man, Journ., xix, 1855, pp. 123-125. 



Observations on Binocular Vision. Silliman, Journ., xx, 1855, pp. 86-93, 

 204-220, 318-335 ; xxi, 1856, pp. 80-95, 173-188. 



On the form of the Curve resulting from the Binocular union of a 

 Straight Line with a Circular Arc or of two Equal Circular Arcs with one 

 another. Edinb. New Phil. Journ., iii, 1856, pp. 210-218. 



On the Discovery of the Paradoxides in the altered Rocks of Eastern 

 Massachusetts. Edinb. New Phil. Journ., iv, 1856, pp. 301-304. 



Discovery of Palaeozoic Fossils in Eastern Massachusetts. Silliman, 

 Journ., xxii, 1856, pp. 296-298. 



On the Origin and Accumulation of the Protocarbonate of Iron in Coal 

 Measures. Silliman, Journ., xxi, 1856, pp. 339-343. 



On Ozone in the Atmosphere. Silliman, Journ., xxii, 1856, pp. 141-142. 



Brief Account of the Construction and Effects of a very powerful Indue 

 tion Apparatus, devised by Mr. E. S. Ritchie. Brit. Assoc. Rep., 1857 (pt. 

 3), pp. 15-16. 



On a New Stereoscopic Slide. Proc. Amer. Assoc, iv, 1857-60. pp. 

 360-362. 



Some Experiments on Sonorous Flames, with remarks on the primary 

 source of their vibration. Silliman, Journ., xxvi, 1858, pp. 1-15 ; Proc 

 Boston Nat. Hist. Soc, vi, 1856-59, pp. 333-335, 339-340, 346-352. 



On the Origin of Sonorous Vibrations produced under certain conditions 

 by flames from wicks or wire-gauze. Silliman, Journ., xxvi, 1858, pp. 

 240-241 . 



On the Formation of Rotating Rings by Air and Liquids under certain 

 conditions of discharge. Silliman, Journ., xxvi, 1858, pp. 246-253. 



On Ozone Observations. Edinb. New Phil. Journ., vi, 1858, pp. 35-42. 



On some Sonorous Flames. Phil. Mag., xv, 1858, 261-263. 

 Examination of Japanese Vegetable Wax. Proc. Boston Nat. Hist. 

 Soc, vii, 1859-61, pp. 58-59. 



Observations on the Coiling of the Tendrils of the "Winter Squash. 

 Proc. Boston Nat. Hist. Soc, vii, 1859-61, pp. 409-411. 



Some Experiments and Inferences in regard to Binocular Vision. 

 Proc. Amer. Assoc, 1860, pp. 187-192; Silliman, Journ., xxx, 1860, pp. 

 387-390. 



*Rep rill ted in the Geology of the Virginias, 1881. 



