Book Title ~ Switching Systems
Publisher ~ American Telephone & Telegraph Co., New York.
© Date ~ 1961, probably a First Edition but not stated, no other date present.
Cover ~ Orange cloth hardcover with black and white decoration and black lettering on the front cover and black lettering on the spine.
Number of Pages ~ 138 pages.
Illustrated ~ Yes, with drawings, diagrams, and charts.
Book measures about ~ 11 1/8 inches X 8 5/8 inches X 1/2 inch.
Condition ~ Good. There is some minor cover edge wear. The spine has darkened a bit over time. There are some small faint marks on the front cover. The name of a previous owner is neatly written on the top of the front flyleaf. There are a few small marks in ink on page 124 (see photo). There are some numbers/notes written neatly in pencil on the margin of a few of the chart pages in the back of the book (see photo). Otherwise this vintage book is in Good condition!
About the Book ~
CONTENTTS
Preview Of Telephone Switching
Basic Switching Concepts
General Functions Of A Switching System
Switching Networks
Progressive Control
Common Control ~ Electromechanical
Characteristics Of Telephone Traffic
A Traffic System
Theory Application