204 HOG 



2. Instructions a 1'usage des Personnes qui voudraient s'occuper a re- 

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 1823, 8. fig. Cuv. 11. An. IIL p. 406. 



t 

 ROGERS (Henry Darwin). 



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

 p. 1. 



2. Report on the Geologfcal Survey of the State of New Jersey. 

 Philad. 1836; 1838. 



3. On the Geology of the Central 'and Western Portions of North 

 America, collected principally from the statements and unpublished 

 notices of recent travellers. Proc. Geol. Soc. II. 103. Phil. Mag 

 ser. 3, VI. p. 64. L. u. Br. N. Jahrb. 1838, p. 436. 



4-. On the Falls of Niagara, and the Reasonings of some Authors re- 

 specting them. Sillimans Journ. XXVII. p. 326. Edinb. New 

 Phil. Journ. XIX. p. 281. 



5. Description of the Geology of the State of New Jersey. Philad. 

 1840, 8. 



6. Report on the Geological Survey of Pennsylvania. Harrisburg, 

 1839-42, 8. 4 (i. n. and in.). 



7. Account of the Mammoth Cave, in Kentucky. Proc. Bost. Soc. 

 N. H. 1843, p. 163. 



8. An Inquiry into the Origin of the Appalachian Coal strata, bitumi- 

 nous and anthracite. Assoc. Am. Geol. a. Natural. 1842. Sill. 

 Amer. Journ. XLIII. p. 178. 



9. On the Geology of Pennsylvania. Rep. Brit. Assoc. 1848, Sect, 

 p. 74. 



ROGERS (H. D.) et ROGERS (W. B.). 



1. On the Physical Structure of the Appalachian Chain, as exempli- 

 fying the Laws which have regulated the elevation of great Moun- 

 tain Chains generally Rep. Brit. Assoc. 1842, Sect. p. 40 Sill. 



Am. J. XLIII. p. 177. 



2. On the Phaenomena and Theory of Earthquakes, and the explana- 

 tion they afford of certain facts in Geological Dynamics. Rep. Brit. 

 Assoc. 1843, Sect. p. 57. 



3. On the Geological Age of the White Mountains. Sill. Am. J. ser. 2, 

 I. p. 411. 



4. Contributions to the Geology of the Tertiary Formations of Virginia. 

 Trans. Am. Phil. Soc. ser. 2, V. p. 319; VI. pp. 347, 371. 



5. On the Geology of the West Peninsula of Upper Canada and the 

 Western part of Ohio. Trans. Am. Phil. Soc. ser. 2, VIII. p. 273. 



ROGERS (John). 



1. Observations on the Limestone of Veryan and the neighbouring 

 parishes Trans. Geol. Soc. Corn. I. p. 114. 



2. On Vegetable Remains in the basin at Portleven. Trans. Geol. 

 Soc. Cornw. I. p. 236. 



3. Observations on the Hornblende Formation in the parish of St. 

 Clerc. Trans. Geol. Soc. Cornw. II. p. 218. Feruss. Bull. 1824, 



I. p. 214. 



4. On the Serpentine District of Cornwall. Trans. Geol. Soc. Cornw. 



II. p. 416. 



