This site also tries to sell vestments;
although we normally do not include commercial links,
the information is quite well presented.
--- Orthodox Australia
Herbert Norris:
Church Vestments -- Their Origin and Development, (1950).
New York: Dutton, 1950.
Janet Mayo:
A History of Ecclesiastical Dress, (1984).
New York: Holmes and Meier, 1984.
Mostly post-Schism Western, but the first
two chapters (on the Early Church and the
Anglo-Saxon Church) are of Orthodox interest.