The four commencing ends are connected together on
one side of the rotor and the four finishing ends are soldered
together on the other. All winding spaces are carefully covered
with two layers of cambric soaked in shellac, and as each layer of
wire was wound, it was well saturated with varnish before the next
was put on.
This type of motor has drawbacks, as before stated, but if regular
stampings are used for the laminations, it would be very simple to
build, having no commutator or brushes, and would not easily get
out of order. No starting resistance is needed, and as the motor
runs at constant speed, depending upon the number of alternations
of the supply, a regulating resistance is not needed.
** Carbolic Acid Burns [126]
The pain of carbolic acid burns can be relieved promptly by
washing with alcohol, if applied immediately. If too late for
alcohol to be of use, brush with water containing saturated
solution of picric acid.
** How to Make a Paper Book Cover [126]
Book covers become soiled in handling and especially school books.
Various methods are applied for making a temporary cover that will
protect the book cover.
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