Various maps relating to agricultural economics.

Chapter 19 GUIDE AND ROUTE MAPS

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ne purpose of guide and route maps is to show details which might be helpful in planning moves from one point to another. The form of guide and route maps is well known, and may be used for classifications as well as for routes.

REFERENCES

National Resources Committee, Suggested Symbols for Plans, Maps and Charts, Washington, D. C. A free pamphlet, sent on request.

U. S. Geological Survey, "Standard Symbols Adopted by the Board of Surveys and Mays," a sheet 18^" x 30". Price 40c from U. S. Geological Survey, Washington, D. C.

Map Printed on a Posf Card +o Show by a Dotted Line the Advantage of a Parkway Crossing Croton Dam in Westchester County, New York.

1. This map in convenient form was of

great assistance in securing adoption of the route now called the Briarcliffe - Peekskill Parkway which includes 2300 acres of forest reserve.

2. The line of dashes, purposely made

heavy, indicates a direct route which is the natural extension of the Sawmill Valley Parkway.

3. Words alone would have presented a

less striking argument.

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Orisinal at Pror>otcd by Willard C. Brinton in 1921. SCALE .7

GRAPHIC PRESENTATION

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A. Anatolia and Arabia Superinnposed on the United States to Illustrate Their Relative Areas.

Seldom is a verbal explanation of the difference in area of two countries satisfactory. Presented in this form, the difference is readily seen.