46 PROCEEDINGS OF THE BOSTON MEETING 



1872 



7. [Report on explorations in Nevada and Arizona.] Preliminary report 



concerning explorations and surveys, principally in Nevada and Ari- 

 zona, . . . conducted under the immediate direction of Lieutenant 

 George M. Wheeler, Corps of Engineers, 1871, pages 92-96. 



8. [Report] on explorations in Nevada and Arizona [abstract]. Forty-sec- 



ond Congress, second session. Senate Document 65, pages 90-94. 



9. Report on the geology of Williams, Fulton, and Lucas counties. Ohio 



Geological Survey. Report of Progress, 1870, part 7, pages 485-499, 

 Columbus, 1871. Abstract in American Journal of Science, third se- 

 ries, volume 3, page 220 (6 lines). 



10. On certain recent geological and geographical researches in Arizona and 



Nevada [abstract]. Philosophical Society of Washington Bulletin, 

 volume 1, pages 54-56. 



11. On sand sculpture in the West [abstract]. Philosophical Society of Wash- 



ington Bulletin, volume 1, page 57. 



1873 



12. Geology of Williams County. Ohio Geological Survey, volume 1, Geology, 



part 1, pages 557-566. 



13. Geology of Fulton County. Ohio Geological Survey, volume 1, Geology, 



part 1, pages 567-572. 



14. Geology of West Sister Island. Ohio Geological Survey, volume 1, Geol- 



ogy, part 1, pages 588-590. 



15. Surface geology of the Maumee Valley. Ohio Geological Survey, volume 



1, Geology, part 1, pages 535-556. 



16. On the glacial epoch in Utah and Nevada [abstract]. Philosophical So- 



ciety of Washington Bulletin, volume 1, page 84. 



1874 



17. On a cold geyser or intermittent artesian well in Ohio [abstract]. Philo- 



sophical Society of Washington Bulletin, volume 1, page 103. 



18. On the age of the Tonto sandstone [abstract]. Philosophical Society of 



Washington Bulletin, volume 1, page 109. 



19. Natural erosion by sand in the western territories [abstract]. Proceed- 



ings of the American Association for the Advancement of Science, 

 volume 23, pages 26-29. 



20. The advantages of the Colorado plateau region as a field for geological 



study [abstract]. Proceedings of the American Association for the 

 Advancement of Science, volume 23, pages 32-35. 



21. The recency of certain volcanoes of the western United States [abstract]. 



Proceedings of the American Association for the Advancement of 

 Science, volume 23, pages 29-32. 



22. [Notes on West Mountain, Camp Floyd, Ophir, Clifton, North Star, Star, 



Rocky, Lincoln, and Granite districts, Utah.] United States Geo- 

 graphical and Geological Surveys West of the 100th Meridian. Prog- 

 ress Report, 1872, pages 18-22. 



