For example, when pig iron is being handled (each pig weighing 92 pounds), a first-class workman can only be under load 43 per cent. of the day. ... [p. 60, footnote] first-class workmen can load 47 1/2 tons of big iron from the ground on to a [railway] car in a day. ... [p. 61, footnote] with an average distance of 36 feet of the pig iron from the car, these men walked about eight miles under load each day and eight miles free from load. ... [p. 61] It will be remembered that the Bethlehem men were loading only 12 1/2 tons per man. ...
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Published before 1923