A percentage scale outside the bar is more easily read.

5. To aid in using the chart for reference purposes, the actual value of the bar and its component parts should be given.

6. To eliminate any need for turning the bar, the labels should read from left to right horizontally wherever possible.

7. The bar should be wide enough to allow for differentiation, and yet not so wide that the facts presented are distorted.

I T pi T T ;i >l H I I I H I T I I I M t H I ' 1 I [ I I I I [ ' I I H I I I I I H I I I I I I H ' I I I I I I I H I I I I I I I T I |l r ' ' [I I I I I I I I n I M n

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A 100% Bar Chart Stamp. scale .8

1. A rubber stamp in the form of a 100% bar chart with the percentages marked may be

secured from stores handling graphic chart material or from makers of rubber stamps.

2. When a bar chart is wanted in a report, all that is necessary is to allow two inches

height and six inches length in the manuscript. The chart may then be placed in this space.

3. These rubber stamps may be secured in other sizes, but they are usually six inches