Anirriran Iron & Steel Institute. New York City. 'Safety in Steel." Deiember 10.18.

The Safety-Record Rating of the Steel Industry In the United States Fronn 1934 to 1937.

The ratinK chart is a relatively sin-.ple kind of Rraphic chart and may take a variety of forms. This chart merely i;ives the position of "Steel" on a safety score board in 1-2-3 order.

GRAPHIC PRESENTATION

S H 3 i« Ti r n E( il T? iS

From "CoUtctcd Studies of the Dionne Quintuplets" by W. E. Blatr et al., St., George's School for Child Study, University of Toronto, 1937. Reproduced by Permission of the Authors.

A. A Comparison of the Records of Each of the Dionne Quintuplets in Mental Development From 12 to 35 Months of Age.

1. Converted into this form, the progress of each of the quintuplets in comparison with

the others is easily followed.

2. Compare this form with 243 and 245.

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