MLA Commons | Dr Catherine Jeffreys | Activity https://mla.hcommons.org/members/metalcat/activity/ Activity feed for Dr Catherine Jeffreys. Sat, 04 Apr 2026 15:59:16 -0400 https://buddypress.org/?v=10.6.0 en-US 30 hourly 2 7f1ab5e4cdf1389a6410fee144b053a1 Dr Catherine Jeffreys's profile was updated https://hcommons.org/activity/p/1765752/ Tue, 11 Jan 2022 09:22:14 -0500 0 bed7156be964a09b2704a330755b54ba Dr Catherine Jeffreys's profile was updated https://hcommons.org/activity/p/1747995/ Sun, 01 Aug 2021 00:14:23 -0400 0 e32f9e489abcdb12133e24ef817ae578 Catherine Jeffreys deposited Johannes de Grocheio, the Ars musice and the Transformation of Chant Theory in the Late Thirteenth Century https://hcommons.org/activity/p/1608404/ Wed, 16 May 2018 03:22:13 -0400 In this paper, I examine the background of music theorist Johannes de Grocheio and the circumstances surrounding the production and preservation of his only known treatise, the Ars musice (c. 1275). I survey three institutions in Normandy — the Benedictine monastery at Lessay, the Premonstratensian monastery at Ardenne and the Trinitarian h…[Read more]

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