1961-1965 bound in 1 v.
Published by Corning Glass Works, 1961-1988; by Corning, Inc., 1989-to date. (Firm's name changed in 1989)
Dr. Brill has an article in 1984.
Reprinted from other sources.
1999-2000 ed. contains CD-ROM.
2001 ed. issued as a CD-ROM only; also available on the Internet. All eds. from 2002 on will only be available via the Internet.