Blankenburg, Quirinus van

First edition, 4to, ff.[15], 200 & 1 (errata) pages, (c.28 x 24cm), 2 parts in one, half title, second title page [151], 28 engraved plates (some folding), volvelles on plates j & bb, moveable overslip on plate M, 3 further engravings within the text (including a complete fugue), eighteenth-century boards, lacking frontispiece portrait, upper hinge broken, a few leaves loose, [Hirsch, i 73; RISM, Écrits, p.154]

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:  Plates P1 & P2 comprise an engraved fugue in C minor, whose theme Blankenburg claimed Handel had plagiarized in his Six Fugues of 1735.