149 



Ruschenberger.] xtt^j [Nov. 6, 



On the Absorption of Carbonic Acid by Liebig's dilute solution of Phos- 

 phate of Soda. Proc. Amer. Assoc. Ad vane. Sc, 1848, p. 62. 



On the Comparative Solubility of the Carbonate of Lime and the Car- 

 bonate of Magnesia. Proc. Amer. Assoc. Advanc. Sc, 1848, p. 95. 



On the Absorption of Carbonic Acid by Acids and Saline Solutions. 

 Proc. Amer. Assoc. Advanc. Sc, 1850, p. 298-308. 



List of the Published Writings op Henry D. Rogers, LL.D., &c. 



Some Facts in the Geology of the Central and Western portions of North 

 America, collected principally from the Statements and unpublished 

 Notices of recent Travellers [1834]. Geol. Soc Proc, ii, 1833-38, pp. 

 103-106. 



Report on the Geology of North America. Brit. Assoc. Rep., 1834, 

 pp. 1-66. 



On the Proposed Method [Cohen's] of Analyzing Mineral Waters by 

 Alcohol. Jour. Philad. Coll. Pbarm., v, 1834, pp. 279-284. 



Analysis of some of the Coals of Pennsylvania. Jour. Acad. Nat. Sc. 

 of Philad., vii, 1834, pp. 158-177. 



On the Falls of Niagara and the reasoning of some Authors respecting 

 them. Silliman. Journ., xxvii, 1835, pp. 326-335 ; Edinb. New. Phil. 

 Jour., xix, 1835, pp. 281-292 ; Froriep, Notizen xlvi, 1835, col. 305-314. 



Report on the Geological Survey of the State of New Jersey. 8 vo, 

 pp. 175. DeSilver Thomas & Co., Philadelphia, 1836. 



A Guide to a course of Lectures on Geology delivered in the University 

 of Pennsylvania. 8 vo, pp. 43. 



Description of the Geology of the State of New Jersey, being a final re- 

 port. 8vo, pp. 301. C. Sherman & Co., Printers. Philadelphia, 1840. 



Annual Report of the Geological and Mineralogical Survey of Pennsyl- 

 vania, for 1836, 8 vo, pp. 22 ; for 1838, pp. 93 ; for 1839, pp. 119 ; for 

 1840, pp. 252 ; for 1841, pp. 179 ; for 1842, pp. 28. 



Account of the Mammoth Cave of Kentucky. Proc. Boston Soc. Nat. 

 Hist., 1841-44. 



An Inquiry into the Origin of the Appalachian Coal Strata, Bituminous 

 and Anthracite. Amer. Geol. and Nat. Assoc. Reports, 1843, pp. 433-474. 



Researches in Relation to the recent Earthquakes with a New Theory of 

 Earthquake Action. Silliman, Jour., xlv, 1843, pp. 341-347. 



Transition Rocks (Palaeozoic Rocks) of North America. Edin. New 

 Phil. Journ., xxxvii, pp. 392-395. 



Remarks on the prevailing Hypotheses in explanation of the Phenomena 

 of the Drift. Proc. Amer. Geol. and Nat. Assoc, 1845, pp. 12-14. 



On the direction of the Slaty Cleavages in the Strata of the south-eastern 

 belts of the Appalachian Chain, and the parallelism of the Cleavage Dip 

 with the planes of Maximum Temperature. Proc. Amer. Geol. and Nat. 

 Assoc, 1845, pp. 49-50. 



Remarks upon the question of the Taconic Rocks, as a separate and in- 



