Journal of the Franklin Institute, 80. sējums;110. sējumsFranklin Institute, 1880 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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1.5. rezultāts no 41.
6. lappuse
... considered a wonderful achievement ; the time occupied , being three hours each way , was thought very short , whereas to - day one can have his breakfast and go to New York , transact business and return and dine in his own house . But ...
... considered a wonderful achievement ; the time occupied , being three hours each way , was thought very short , whereas to - day one can have his breakfast and go to New York , transact business and return and dine in his own house . But ...
10. lappuse
... considered as remarkable , provided the track was always clear ; but several large towns , cities , and bridges , some of which have draws , are , however , scattered along the route , necessitating a material reduction of speed in ...
... considered as remarkable , provided the track was always clear ; but several large towns , cities , and bridges , some of which have draws , are , however , scattered along the route , necessitating a material reduction of speed in ...
32. lappuse
... considered that walls of brick masonry are easily per- vious to water , there can be no difficulty in believing they are still more easily permeable by air . If brick - work be adopted for the set- ting of boilers , an air space of ...
... considered that walls of brick masonry are easily per- vious to water , there can be no difficulty in believing they are still more easily permeable by air . If brick - work be adopted for the set- ting of boilers , an air space of ...
54. lappuse
... considered . how very slight a change in the percentage of some foreign substance- may produce a considerable variation in the quality of steel , uni- formity in a metal derived from such impure raw materials must be difficult to attain ...
... considered . how very slight a change in the percentage of some foreign substance- may produce a considerable variation in the quality of steel , uni- formity in a metal derived from such impure raw materials must be difficult to attain ...
65. lappuse
... considered a practical treatise on a subject destined to become of the greatest importance with the advances that are now being made . We cordially commend the volume to the attention of our readers . 66 N. HEALTH AND HEALTHY HOMES ; a ...
... considered a practical treatise on a subject destined to become of the greatest importance with the advances that are now being made . We cordially commend the volume to the attention of our readers . 66 N. HEALTH AND HEALTHY HOMES ; a ...
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acid Anthracite apparatus battery bobbin boiler bone oil carbon carbonic acid cent chamber coal gas combustion compression constructed containing cubic cylinder diameter dimensions drawing-roller dy dz dynamo-electric effect elastic elastic limit electric light employed experiments feet fibres Franklin Institute furnace gases gills give heating surface horizontal horse-power hour increase ingot iron jute length locomotive machine magnet manganese matter means mechanical ment metal metric metric system miles miles per hour millimetre minute motion nuts obtained ordinary oxide oxygen paraffine Patents Perkins Engine phosphorus pins piston placed plate pound of coal pounds per square practical pressure produced proportion quantity Rendus resistance revolutions per minute rollers screws selenium shaft shell side silica slag sliver speed square inch steam dome steam engine steel strain Sulphur temperature tion tons tubes valve vaporized velocity vertical vessel weight wheels wire