CHAPTER I

MATERIAL RESOURCES OF THE NATION

REFERENCES. (Those marked with an asterisk (*) are the shorter assignments that are most applicable.)

_Adams, C. C._, Commercial geography. 1906.

_Marsh, G. P._, Man and nature: or physical geography as modified by human action. 1864. (Later editions under the title, "The earth as modified by human action.")

*_Materials_, 58-61 (Extract from _Mason, O. T._, Technogeography, or the relation of the earth to the industries of mankind. American Anthropologist, 7: 135-158. 1905); 61-66 (extract from _Semple, E. C._, Influence of geographic environment. 1911.)

_Smith, J. R._, Industrial and commercial geography, 1913.

*_Source Book_, 292-302 (extract from); _Daniels, W. M._, Economic causes as affecting the political history of the United States. Accountants' Magazine, May, 1907.

_Teele, R. P._, Irrigation in the United States. 1915.

_Trotter, S._, The geography of commerce. 1903.

_United States Census_, 1910. Volume on wealth, debt, and taxation.

_Van Hise, C. R._, Conservation of natural resources. 1910.

QUESTIONS.

1. What relation can be observed between general industrial conditions and the per capita wealth? Between the character of the people and the per capita wealth? Can countries be grouped geographically according to per capita wealth?

2. How does the United States compare with other countries with respect to the estimated amounts and values of cereal products? Textile fibres? Coal? Iron and copper ore? Present the results of your study in tabular form.

3. From the reports of the Thirteenth Census prepare a statement in tabular form showing the geographical distribution of our chief domestic sources of supply of the leading cereals, of neat cattle, of textile fibres, of coal, iron ore and copper ore, and of water power.

4. What physical conditions account for the greatness of ancient Egypt, of Venice, of Holland, of England, of the United States?

5. Has the isothermal line any relation to the number of millionaires?