Identifier: crockeryglassjou74newy (find matches)
Title: Crockery & glass journal
Year: 1875 (1870s)
Authors:
Subjects: Pottery Glass Glassware
Publisher: New York : G. Whittemore & Co.
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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ens, orabout 93 tons. There are comparatively few houses inthe trade today. Many chimneys are now made auto-matically by machinery. New illuminants, prominentamong which is electricity, have altered the whole courseand conditions of lamp chimney making. Arc globes, gas globes and shades for electric lightingwere made in 1861. An important step in the development of the glasslamp chimney for use with an Argand burner was takenpurely through accident. A workman tried to heat abottle over the burner flame. The heat cracked off thebottom and the bottle being rather too hot to hold com-fortably the man set it over the burner as he would haveplaced a chimney. The result surprised him. Not only 57 was the brilliancy of the flame greatl) increased, Imi thelighl was also steadied, .uu\ in ever) way was the iliumination superior to thai produced b) the usual sheet iron was finally solved b) a ( 1a.11 lamp maker, who pro duced a model about like w hal i u ed now on Irailed (icrnian student lamp.
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>s & TJ-rtO 1-. PQ env : oO ouPQ uo PQ CQ chimney. How to make a glass chimttey that wouldyield permanently and reliably the effect this workmangot from this bottle was for some time a puzzle, but it The Argand burner was invented in 1783 and is aboutthe same now as then. The lamp on which it was usedwas simply a huge reservoir of oil with the burner at the 5» top. The chimney was of sheet iron with a hood open-ing over the flame. Of course any sort of lamp thatwould give light has always been useful, hut not untilglass chimneys were invented did the demand for lampsbegin developing to such an extent that the numbermanufactured throughout the world is so great that theannual product of lamps and chimneys is counted in mil-lions, not in thousands. The workman and his brokenbottle opened a new chapter in the history of man andbis achievements. The utilization of petroleum first, and later of naturalgas. spurred forward the manufacture and use of lampsas well as chimneys. One was

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