Early English Harmony from the 10th to the 15th century : illustrated by facsimiles of MSS., with a translation into modern musical notation
edited by H.E. Wooldridge
Bernard Quaritch, 1897-1913
Early English harmony from the 11th to the 15th century : illustrated by facsimiles of MSS., with a translation into musical musical notation
Vol. 1. Facsimiles -- v. 2. Transcriptions and notes
"Prepared for the members of the Plainsong and Mediaeval Music Society"--T.p. of v. 1
Title of v. 2: Early English harmony from the 11th to the 15th century illustrated by facsimiles of MSS., with a translation into musical musical notation
Vol. 2 edited by H.V. Hughes
Vol. 2 was published by the Plainsong and Mediaeval Society
Includes bibliographical references and index