Finally, the shade or globe on your light fixture has to be large enough to hold the receiver along with a light bulb.

Electric Wiring, Fittings, Switches and Lamps.. By W. Perren Maycock Pp. xv + 446; with 360 illustrations. (London: Whittaker and Co., 1899.) ...

If you fondly remember drawing circuit diagrams at school, this lamp will make you smile: Its designers created it to mimic the line-drawn circuit plans that make it work. The lamp—called Node ...