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“To find the number of bushels of grain in a bin or box, multiply the length in feet by the height in feet, then by the width in feet and then by 8. For instance. In a bin 10 feet long, 6 feet high and 8 feet wide, 10 x 8 x 6 x 8 = 384.” -Foster, 1921
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Measurement of VolumeSource
Ellsworth D. Foster ed. The American Educator (vol. 5) (Chicago, IL: Ralph Durham Company, 1921)
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