Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 409
and should be freely used for resi-dence lighting when separate shades are not installed. Frostedglobes are also used in connection with reflectors for the purpose ofdiffusing the reflected light. The McCreary shade as shown in 33H ELECTRIC LIGHTING 57 Fig. 45 is an example of such a combined shade… … Fig. 48. light brought about by means of a spiral filament and a reflectoras used in the Meridian lamp. Holophane globes are made for both reflecting and diffusingthe light, and they can be made to bring about almost any desireddistribution with but a small amount of absorption of light.…
Architecture · Building · Carpentry
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-448-271.webp)
