I don't know what did American Railroad companies had been using by then but Japanese uses Abacus to calculate things. 23:29 Freight Pricings. What are 'Barubu/Barupu' actually? next to 'Cement' ?
@Buonarotti10
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Looks like pulp, the name of a category for reporting purposes
16:08 Japanese humpyard has no retarders to slow traincars down.
@Buonarotti10
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bakes are used, and they are locked in position using a metal spike.
@3ftsteamrwy12
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Early (1900-1930) hump yards in the US used *hump riders* as well, I can't remeber but I think one of the first US hump yards to use retainers was on the New Haven I think in the very late 1920's/early 1930's.
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