602 PROCEEDINGS OF THE NEW YORK MEETING 



History of the opertitions of the survey in 1874 and 1875. Kentucky 



Geol. Survey, N. S.. vol. 3, pt. 2. pp. 31-127. 

 Notes on the investigations of the Kentucky Geological Survey during 



the years 1873, 1874, and 1875. Kentucky Geol. Survey, N. S., vol. 



3, pt. 3, pp. 129-240. 

 Annual report of N. S. Shaler for the year 1876. Kentucky Geol. Sur- 

 vey, N. S., vol. 3. pt. 4. 1877, pp. 283-315. 

 The transportation routes of Kentucky and their relation to the economic 



resources of the commonwealth. Kentucky Geol. Survey, N. S., 



vol. 3, pt. 5, pp. 316-346. 

 Description of the preliminary topographical and geological maps of 



Kentucky, edition of 1877. Kentucky Geol. Survey, N. S., vol. 3, 



pt. 6, pp. 347-364. 

 Annual report of N. S. Shaler, state geologist, for 1877. Kentucky Geol. 



Survey, N. S., vol. 3. pt. 7, pp. 365-414. 

 Report on the unfinished v^'ork of the survey of the commonwealth under 



the direction of Dr David Dale Owen. Kentucky Geol. Survey, N. S., 



vol. 3, pt. 8, pp. 415^20. 

 On the cause and geological value of variation in rainfall. Proc. Bost. 



Soc. Nat. Hist., vol. 18, 1877, pp. 176-182. 

 Propositions concerning the motion of continental glaciers. Proc. Bost. 



Soc. Nat. Hist., vol. 18, 1877, pp. 126-133. 

 Notes on the age and the structure of the several mountain axes in 



the neighborhood of the Cumberland gap. American Naturalist, 



vol. 11, 1877, pp. 385-392. 

 On the existence of the Alleghany division of the Appalachian range 



within the Hudson valley. American NatiiraJisf. vol. 11, 1877, pp. 



627-628. 



1878. Thoughts on the nature of intellectual property and its importance to 



the state. Boston. 1878. 

 Mammoth Cave. Johnson's New Universal Encyclopedia. 

 Recent changes of level of the coast of Maine. Mem. Bost. Soc. Nat. 



Hist., vol. 2, 1878. pp. 320-341. 



1879. Petroleum. Kentucky Geol. Survey. Bull. no. 1, pp. 5-20. 



On the Improvement of the rivers of Kentucky. Kentucky Geol. Survey, 



Bull. no. 2, pp. 13-21. 

 On the Importance of Improvement in the Navigation of the Kentucky 



River to the mining and manufacturing interests of Kentucky. 



N. S. Shaler and .1. R. Procter. Kentucky Geol. Survey, Bull. no. 3, 



pp. 22^5. 



1880. Summary of the work of the Geological Survey for the years 1878-1879. 



Kentuckj' Geol. Survey. 



Outline of the geology of Boston and its environs. (.Tustin Winsor, edi- 

 tor of The Memorial History of Boston, etc., vol. 1, pp. 1-8.) 



Proposition concerning the classification of lavas, considered with refer- 

 ence to the circumstances of their extrusion. Bost. Soc. Nat. Hist., 

 Anniversary Memoirs, 1880, 15 pp. 



Preliminary report on the natural resources of the conntrJ^ Cambridge. 

 Massachusetts. 4 pp. 



