44 
Massachusetts. Horizontal scale, i in. equals 4 miles. \"ertical 
scale, I ill. equals 4000 feet. 
No. 6. — Relief map of the United States and the Gulf of 
Mexico, exhibiting natural contours of the earth’s surface. Hori- 
zontal scale, I in. equals 50 miles. Vertical scale, i in. equals 5 miles. 
No. 7. — Elementary relief map of England and M^ales. 
No. 8. — Elementary relief map of Scotland. 
No. 9. — Elementary relief map of Europe. 
No. 10. — Relief map of the Grand Canon of the Colorado 
of the West and the -cliffs of Southern Utah, colored to show geolo- 
gical formations. Horizontal scale, i in. e(]uals 2 miles. Vertical 
scale, I in. equals 5000 feet. 
No. 11. — Relief map of Eureka District, Nevada, colored to 
show geological formations. Scale, i in. equals 1600 feet. 
No. 12. — Relief map of Mount Desert Island, Maine. Scale, 
1.40000. 
No. 13. — Relief map of Mount Blanc. Horizontal scale, 
in. equals i mile. Vertical scale, in. equals i mile. 
No. 14. — Relief map of Yosemite Valley. 
No. 15. — Relief map of Mount Shasta, showing topograph- 
ical features. 
No. IB. — Relief map of Mount Shasta, showing geological 
features. 
No. 17.— Relief map of the Chattanooga District, showing 
topographical features. 
No. 18. — Relief map of New Jersey, showing geological feat- 
ures. 
No. 19. — Relief map of Palestine. 
No. 20. — Relief map of the Arkansas River Drainage Basin. 
No. 21. — Relief map of Carmel Bay, California, showing 
submarine valley. 
No. 22. — Model of Henry Mountains and vicinity, Utah, 
showing geological formations and the effects of erosion. 
No. 23. — Model showing the Henry Mountains and vicinity 
ideally restored before erosion took place. 
No. 24. — Geological and relief map of the Henry Mount- 
ains showing the effects of erosion. 
