Automobile, garage and display room lighting / information compiled by L.C. Porter and M. Horner. (1922)
General Electric Company, Edison Lamp Works · General Electric Co., Edison Lamp Works · leaf 6
of the sticks, A, near thefront end of the car, and the other, B, near the rear. Arrange ahoard, C, so t bal it will stand on end, and set this up as a target at adistance of 25 feet ahead of the lamps so that the light of one head-lamp or of both shines upon it. Remove the front glass from… … Fig. 5 \|)|>« nrance of Spot with Lamp at Focal Point to the target. (J, and place a line, H, at the point thus found. Thiswill give the horizontal line, [f the height of the center of the beamcomes at the same height as this mark, the beam is horizontal. Ifthe del ice which is to be used is one…
Lighting · Light bulbs · Light fixtures
Internet Archive · Building Technology Heritage Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Transcendental magic : its doctrine and ritual / by Eliphas Lévi [pseud.] ; a complete translation of "Dogme et rituel de la haute magie" with a biographical preface by Arthur Edward Waite. (1896)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b24884339-88-1.webp)
![An illustration from The space-threshold of colours and its dependence upon contrast [microform] : first article (1898)](https://img.insideoutlibrary.com/img/200/ia-alberta_01297-116-1.webp)
