Supplement to the hand-drawn type designs for A. Bellinger, Catalogue of the Byzantine Coins in the Dumbarton Oaks Collection and in the Whittemore Collection, vol. 1, Anastasius I to Maurice, 491–602. Scan of original kept in the archives of the publications department of Dumbarton Oaks.
Dumbarton Oaks Coin Collection vol I, handdrawn letterforms, supplement.pdf