Types of Switches
Apart from the standard right-hand and left-hand switches, switches commonly come in various combinations of configurations.
Read more about this topic: Railroad Switch
Famous quotes containing the words types of, types and/or switches:
“Science is intimately integrated with the whole social structure and cultural tradition. They mutually support one otheronly in certain types of society can science flourish, and conversely without a continuous and healthy development and application of science such a society cannot function properly.”
—Talcott Parsons (19021979)
“As for types like my own, obscurely motivated by the conviction that our existence was worthless if we didnt make a turning point of it, we were assigned to the humanities, to poetry, philosophy, paintingthe nursery games of humankind, which had to be left behind when the age of science began. The humanities would be called upon to choose a wallpaper for the crypt, as the end drew near.”
—Saul Bellow (b. 1915)
“I find television very educational. Every time someone switches it on I go into another room and read a good book.”
—Groucho Marx (18951977)