. Railway mechanical engineer . lading andalso a degree of comfort for the animals. There is the addedadvantage that all the wood in the superstructure may bethoroughly treated to make it both rot and vermin proof, andthis feature permits the selection of lower grades of lumberwhich naturally adds considerably to the initial difference incost between the composite type and an all steel car. The Refrigerator Car Refrigeration of food products, both in storage and transit,has become the most important element in food developed and applied, it unquestionably lessens the aver
. Railway mechanical engineer . lading andalso a degree of comfort for the animals. There is the addedadvantage that all the wood in the superstructure may bethoroughly treated to make it both rot and vermin proof, andthis feature permits the selection of lower grades of lumberwhich naturally adds considerably to the initial difference incost between the composite type and an all steel car. The Refrigerator Car Refrigeration of food products, both in storage and transit,has become the most important element in food developed and applied, it unquestionably lessens the average cost of food products and provides a normal flowof supplies to the nonproducing urban population, from thereserves accumulated from the surplus of seasonal produc-tion. Transporting perishable commodities in perfect condi-tion would contribute greatly in cheapening the most neces-sary food products. Ever\- dozen of eggs and each pound ofmeat, butter, fruit or vegetables spoiled in transit naturally —AirSpace^3 Insufafion. Longitudinal Section of Department of Agriculture Design ofRefrigerator Car Insulation increases the cost in proportion to the decrease in supply, assuch loss must be equalized by higher prices for what is leftin a salable condition. Therefore, the construction of arefrigerator car is perhaps of greater importance than anyother type of car. As insulation is the most important re-quirement of a refrigerator car it is obvious that the woodbody cannot be replaced. The United States Department of Agriculture has done ad-
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroadengineering
