Title: American engineer and railroad journal
Year: 1893 (1890s)
Subjects: Railroad engineering Engineering Railroads Railroad cars
Publisher: brand-new York : M.N. Forney
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation
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n metallicconductors, and whether these can be shown experimentally. 4. It is proposed to arrange and systematize our presentknowledge of the graphical solutions of electrical problems,and deduce from them some general methods as in graphicalstatics. The theses presented may be written in English, French,German, Italian, Spanish or Latin. They may be in manu-script, or printed. Each thesis presented must be signed by a pseudonym andaccompanied by a sealed envelope bearing the same pseudonymon the outside, and with the name and address of the authorinside. The papers must be sent before September 15, 1893, toB. Abdank Abakanowicz, Consulting Engineer, the Secretaryof the Committee, at 7, Rue du Louvre, Paris, who will furnishany further information required. A Handy Reading Chair. —The illustration annexed showsthe construction of a chair for use in reading, which is said tobe very nearly a representation of one preserved at WalmerCastle, which was used by the Duke of Wellington. The
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,A^ PECULIAR READING CHAIR. illustration explains itself. The seat may be] stuffed andupholstered to suit, and the desk can be made to rest at anydesired inclination.—English ilechaiiu. A Railroad Car Lamp—Theaccompanying drawing showsa form of lamp for cars which has recently been patented byAugust Nieuwenhuys, of Brussels, Belgium. The object is toincrease the brightness and steady the vacillating light gener-ally found in railway carriages or coupes by concentrating theluminous rays emitted by the lighting appliances, of whateverkind they may be, by means of a glass or crystal projector ofspecial lenticular construction, which is applied around theusual glass globe of the lamp. By this means is obtained amuch more Intense and steady light, less fatiguing to the eye,and enabling one to read easily when at present no reading ispossible. In the drawing the arrangement is shown in section, as ap-plied to the celling of a car, with a lamp of any kind. In thisdrawing I. is the lamp i
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