Graphic Presentation

The use of objects which can be divided into percentages is a common practice. In this chart, a gallon can is very appropriate to illustrate the distribution of the cost of gasoline.

B. Cost of a Ton of Finished Sheet Steel at a Lake Port in the United States in 1931.

1. The amounts to the left of the bar

are cumulative: each one is a total of all those below it on the right hand side.

2. It might have been better to include

either a percentage scale or percentages within each division. As it is now, percentages of the total may be computed, though they are not given.

ib0 65-- I 24 Gauge Sheet Cost

before Interest or Depreciation

♦26.65--1 Sheet &ar Cost

^20 15 -- Ingot Cost

^14.15 -

Pig Iron

Co»t

i

iiilM

rr

(t:^

■^^

iiiivh'rui

Drprcciation $4.00

Interest on

Investment

6.00

Scrap Loss

Fuel Supplies

Overhead

3.00

Repairs and

Maintenance 4.00

Direct and

Indirect Labor

15.00

Scrap Lo«

•y>

Rolling Sheet Bar

1.50

Scrap Lots

•v>

Rolling BiUet

1.00

Scrap Lots

1.50

Rolling Bloom

1.50

Fluxes Alloys

1.00

Opcn-Hcarth

Operation

5.00

Blast Furnace Operation

I.JO

IJmestonc

•45

Coal -Coke

Iron Ore 8.00

Fortune Magazine, September, 1931. SCALE .8

100% BAR CHARTS

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