40 
Massachusetts. Horizontal scale, i In. equals 4 miles. Vertical 
scale, I in. 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. 
7.— Elementary relief map of England and Wales. 
No. 8.— Elementary relief map of Scotland. 
No. 9.— Elementary relief map of Europe. 
No. 10 .— Relief map of the Grand Canyon of the Colorado 
of the West and the cliffs of South Utah, colored to show geological 
formations. Horizontal scale, i in. equals 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. 18.— 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. 1«^. Relief map of Mount wShasta, 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 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. 28. IVIodel 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. 
