Mozart, Wolfgang Amadeus.

first edition of the score of the Mass in C minor, K.427, 163 pages, oblong 4to (24.8 x 33.3cm), lithographed music, plate number 6318, preface, extensive later manuscript annotations in pencil and ink, modern pencil annotations and music-seller's stamp ("Joh. Aug. Böhme Hamburg") to title [K.^{6, p.448], nineteenth-century half cloth}  

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."

Rare. A copy of Andre's fine lithographed edition of Mozart's unfinished masterpiece, edited after the autograph, has not appeared in these rooms for over fifty years.