. Revised and enlarged ed. of the science of railways . Iren Car. Length, 22 ft, 4 in.; height of sides, 3 ft., 11 in.;weight, 8 tons; load, 15 tons. All kinds of vehicles are of comparatively moderninvention. Man existed for many ages, indeed, forincalculable cycles of time, in a savage and semi-savage state before there was need of a vehicle orits use became possible. One of the first refer-ences we have to it is in connection with theAryans, before their final separation, as I havenoticed elsewhere in connection with the evolu-tion of transportation.^ These interesting peoplemade a double u
. Revised and enlarged ed. of the science of railways . Iren Car. Length, 22 ft, 4 in.; height of sides, 3 ft., 11 in.;weight, 8 tons; load, 15 tons. All kinds of vehicles are of comparatively moderninvention. Man existed for many ages, indeed, forincalculable cycles of time, in a savage and semi-savage state before there was need of a vehicle orits use became possible. One of the first refer-ences we have to it is in connection with theAryans, before their final separation, as I havenoticed elsewhere in connection with the evolu-tion of transportation.^ These interesting peoplemade a double use of their vehicles, namely,for carriage and a house in which to live. They *See volume Origin and Evolution of Transportation. 160 RAILWAY were, it is proba])le, great carts, such as still maybe found among the Scythians of Asia. Once the need of a wagon was felt,its evolution kept pacewith mans progress, butit w^as not until men hadadvanced far on theirroad that they could havehad uses for such a presupposes compara-tively high developmentto conceive of the manu-facture of a vehicle, not-withstanding its simplicity. The North Ameri-can savage, while he has for four hundred yearsbeen familiar with the wagon of the white man,has as yet never attempted its construction. Italian Half Box Car. Length, 14ft, 9 in.; height of sides, 36 in.;weight, 3 tons; load, 8 tons. Thiscar, while supplied with a ridgepole, has no roof. It thus becomeswhat is known in the United Statesas a gondola ear, and in other coun-tries as a half box car.
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