l have to be supported on edge upon a stand, further explanations, and all that need be said or it may be mounted in a little wooden frame, is, that the spark must be made to impinge upon, like a schoolboy’s slate, and suspended—see or to pass through the body to be ignited. Fig. 28. It is charged… … Fig. 28. follows: — One Flames appear to be comparatively good con- electrode from the Induction Coil is connected ductors, and may be used to lengthen or to.a sheet of metal, and upon this sheet is laid otherwise change the spark. On passing the a pane of glass. About the middle of the Pane spark…
Magic lantern and how to make slides · Fretworking - scroll-sawing inlay overlaying · Bazaars and how to decorate them · Stamps week by week · Weekly presentation design · Wood carving for amateurs · Prize competitions · The induction coil - how to make and use it · Cycling and athletics · Correspondence · Photography for amateurs · Sale and exchange
Internet Archive · Public domain (published before 1931). Free to use for anything.
