Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 183
Gamphene lamps.—It is only within the last few years that oil of turpentine or camphene has beensuccessfully introduced into general use as a source of illumination ; and it is by applying the principleof the solar cone in an extended manner that this highly carbonaceous substance can be completely…
Mechanical engineering · Mechanics · Engineering
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-375-236.webp)
