Prolegomena to Byrhtferth's Manual.
Published: 1970
Place of publication: Urbana, Ill
Language: eng
Number of pages: 192
Subjects: Byrhtferth, -- b. ca. 970.; Calendar; Astronomy -- Early works to 1800.; Science, Medieval
Notes: Thesis--University of Illinois at Urbana-Champaign.

Photocopy. Ann Arbor, MI : University Microfilms, 1971.