โ Scribed by Thompson, G. W.
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## RIEDERER-LITHOPONE. 403 nvnilablc for gnlvnnising, and could bo produced very cheaply. Dr. G. T. MORGAN asltcd wlictlicr zinc dust vnporiscd more rendily thnn tho masrire metal, and wlicthcr at tho t~mpcrnturo of tlic proccss zinc dust liad nny npprecinbly different vnpour pressurc to zinc its
Manufacture of White Lead. 309 former depends upon the candle-power of the lamps. The coils, as now constructed, will, in this ease, take care of twenty-nine 2,000 candle-power lamps. Mr. Horry has also devised a switch-board to be worked in eonneetion with a special transformer in such a way as to
t lint nfter confcrring togctlicr tlicsc coiiiiiiittccs s1iould present tlicir rcport to the Ke\scastlc iiicctiiig, dicrc 11 siiinllcr coiiiiiiittcc iiiight l x nppointcd to coiifcr with tlic Cliciiiicnl Socict.y, n i d tlic Society of 1'iililic AiinIysts,witli n view to the fnrtlicrniicc of tlicsol