Technical literature

AIEE transactions. These out-of-print volumes of the Institute´s Transactions are being reproduced and will be available shortly. Volumes 1–4 are priced at $10 each, volumes 5–8 at $25 each, and volumes 9 and 10 at $30 each; the price for clothbound volumes is $2.50 extra per volume. The reproduction may be ordered from the Johnson Reprint Corp., 111 Fifth Ave., New York 3, N.Y.