. Handbook of construction plant, its cost and efficiency. Fig. 30. Print Frame on Wheel Carriage. 20x24 24x30 30x42 36x48 36x60 42x60 42x72 $ $ $ $ $ $ $ With oak frame With hardwood frame With wheeled car-riage With mountings for window Same with revolv-ing carriage BLUE PRINT MACHINES Continuous Blue Print Machine. Operated by single arc lampusing 15 amperes at 110 volts, or iy2 amperes at 220 volts, trav-eling up and down continuously in the center
. Handbook of construction plant, its cost and efficiency. Fig. 30. Print Frame on Wheel Carriage. 20x24 24x30 30x42 36x48 36x60 42x60 42x72 $ $ $ $ $ $ $ With oak frame With hardwood frame With wheeled car-riage With mountings for window Same with revolv-ing carriage BLUE PRINT MACHINES Continuous Blue Print Machine. Operated by single arc lampusing 15 amperes at 110 volts, or iy2 amperes at 220 volts, trav-eling up and down continuously in the center of a half cylinderof glass, while the paper and tracing are carried around by anendless canvas band. Speed can be regulated to 2 feet perminute using rapid paper. Size 2 ft. 6 in. square by 6 ft. 400 lbs. Price, $300 f. o. b. Fig. 31. ContinuousBlueprint Machine. Another vertical machine of similar type uses lamps for director alternating current of 110 ^or 220 volts. It requires a floorspace of 36x42. Catalogue Two Print Surfaces, Size Inches Price 1 42x36 $ 2 42x48 3 42x60 4 42x72 90 HANDBOOK OF CONSTRUCTION PLANT BOILERS Upright tubular boilers constructed for 100 lbs. working pres-sure complete with base and fixtures cost as follows; f. o. works: Rated H. P. Weight, Lbs. Price 4 2,500 $ 8 3,000 12 4,000 15 6,000 20 7,000 30 9,000 60 11,000 locomotive type boilers mounted on wheels, complete, con-structed for 100 lbs. pressure. The 70 H. P. is mounted on skids. Rated H. P. Weight, Lbs. Price 10 4,000 $ 15 7,000 20 8,000 25 9,000 30 10,000 40 10,500 50 11,000 60 11,500 70 11,500 The outside of the boiler should be kept dry at all times andthe inside of i
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbuilding, bookyear191
