CRACHER, COMPENDIUM ODER KURTZ JEDOCH KLARER BEGRIFF DER RECHEN-KUNST, MUNICH, 1671

8vo (159 x 103mm.), woodcut head- and tail-pieces, boards reusing a vellum manuscript containing eighteenth-century music (from a setting for a mass), modern folding cloth box, minor dampstaining, hinges starting, occasional worming (also to boards), boards slightly soiled and rubbed

Various inscriptions on endleaves, including "Korsiscky"; Zisska & Kistner, Auktion 12/I: Von Kepler bis Einstein, 24-25 October 1988, lot 148, Erwin Tomash 

Tomash & Williams C198; Hoock & Jeannin II/C37.1; VD17 12:196128U

Condition is described in the main body of the catalogue, 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."

A simple arithmetic text by a "Notarium,und Rechenmaister von München", covering the usual operations with integers and fractions.