Ed Hohertz of Cleveland, OH writes:

The 12,000 coins in the Dumbarton Oaks Collection and the Whittemore Collection at the Fogg Art Museum form one of the greatest specialized collections of Byzantine coins in the world. The catalogue, edited byAlfred R. Bellinger and Philip Grierson, publishes the majority of these coins, dating between 491 and 1453, in five volumes.

Volume 1 Anastasius I to Maurice, 491-602
(https://www.doaks.org/research/publications/books/
catalogue-of-the-byzantine-coins-in-the-dumbarton-oaks
-collection-and-in-the-whittemore-collection-1)
Volume 2 Phocas to Theodosius III, 602-717
(https://www.doaks.org/research/publications/books/
catalogue-of-the-byzantine-coins-in-the-dumbarton-oaks
-collection-and-in-the-whittemore-collection-2)
Volume 3 Leo III to Nicephorus III, 717-1081
(https://www.doaks.org/research/publications/books/
catalogue-of-the-byzantine-coins-in-the-dumbarton-oaks
-collection-and-in-the-whittemore-collection-3)
Volume 4 Alexius I to Michael VIII, 1081-1261
(https://www.doaks.org/research/publications/books/
catalogue-of-the-byzantine-coins-in-the-dumbarton-oaks
-collection-and-in-the-whittemore-collection-4)
Volume 5 Michael VIII to Constantine XI, 1258-1453
(https://www.doaks.org/research/publications/books/
catalogue-of-the-byzantine-coins-in-the-dumbarton)

Ed adds:

This introductory booklet on Byzantine coinage, first published in 1982, has been updated and expanded to include a description of the creation of the coin collection at Dumbarton Oaks. This new edition marks thecompletion of the five volume series Catalogue of the Byzantine Coins in the Dumbarton Oaks Collection.The booklet covers phases of the coinage, gold, silver, and copper coinage, types and inscriptions, and rulerrepresentations. Tables of values corresponding with various times in the empire's history, a list of Byzantine emperors, and a glossary are also provided.

To read the complete book, see:
https://www.doaks.org/research/publications/
books/byzantine-coinage

To read the Numista post, see:
Byzantine Empire which folis ? (https://en.numista.com/forum/topic69108.html#p560491)