Avella, Giovanni d'

first edition, folio (318 x 280mm.), device on title, large woodcut illustrations and diagrams (including the Guidonian and Boethian hands), many woodcut and type-set musical examples, in old vellum, old manuscript title to spine ("Gio: d'Avella Regole di musica"), Alfred Cortot's copy with his bookplate, old library stamp to title and trace of label on spine, repair to flyleaf, browning, some worm-holes to lower margins, surface loss to p.77 [Gregory & Bartlett, i, 19; RISM Écrits, p.102; ICCU\MUS\0110453]

Condition is described in the main body of the cataloguing, where appropriate
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."