Language: English
Published by Research Laboratory of Electronics Massachusetts Institute of Technology, 1949
Signed
Paperback. Condition: Very Good. Signed by E. R. Kretzmer on the title page. Text is unmarked; pages are bright, though the page edges are age toned and the top edge of the pages is foxed. Binding has a slight lean; the spine is creased. Covers are lightly edgeworn and there is a band of age toning along the top edge of the front cover. The spine is faded. Book has a slightly musty smell. 240pp. Signed by Author(s).