There is an entire chapter (41 pages) in "How to Make a Telescope - Second Edition" by Jean Texereau, Willmann-Bell publisher.
See
http://www.willbell.com/tm/tm3.htm
"All About Telescopes" by Sam Brown, Edmund Scientific publisher is a fantastic book that covers everything from telescope making to observing.
See
http://scientificsonline.com/product.asp_Q_pn_E_3009611