I I Increase over 1914 chargeable to increased services.

National Education Association. Washington. D. C "Research Bulletin," May 1038.

B. Estimated Causes of Increase in School Costs in the United States from 1914 to 1930.

This simple classification of reasons for the increase in school costs shows a great deal of study and forethought. A verbal statement would not have been half so effective. IS

URBAN

RURAL NON-FARM

-- \ 1 1 1 -- 1 1

^m

^^^H 1930 8

^^^^ '930 TO 1955 INCREASE ^^^^^ (ESTIMATED)

V^H 1955 0 WPA and U. S. Bureau of Agricultural Economics, "Rural Poverty." February 1938. A. Estimafed Increase in Male Population fronn 18 to 65 Years of Age by 1955 in fhe United States.

The inclusion of practically all the data in the chart makes it useful for research and reference purposes.

WAGES AND SALARIES

COMPANY OFFICERS' SALARIES

DIVIDENDS

SURPLUS

m

■ 4.r lor

•Shows percenloge o/ lolol expended lot woqes so/ones, and drvidends thai hod ro be wiihdrown Irom surp/us

Factory Manacrmrnt and Maintenance. October 1938. Part of an Editorial on Public Relations Entitled A Program for Public Relationi." SCALE .9

B. Distribution of Income of the Manufacturing Industries in the United States from 1929 to 1935.

1. The chief significance of this chart lies in the arrangement of component parts of the

bars so that there is a common starting point for each classification.

2. The omission of a scale or some indication of the numerical value of each row of bars