Same as Sandhofe plus p.mora for mora vocis

Removed descending liq.augm. between two equal notes: in this instance the voice has no reason to go up or down to vocalize the -m but should stay on Sol.

dcrochu's version as of 23mai2023 + rsigns according to the modernly-composed neumes

Gregofacsimil avec NABC

Ajout d' un quart de barre après reducam, et une mise en capitales des deux premières lettres, à « SEptem »