How this proposition of Xenophon is false. If you take away unequal quantities from unequal quantities, but in the same proportion, &c. [Footnote: Xenophon's works were published several times during Leonardo's lifetime.]
B. 4a]
Inventories and accounts (1509-1545).
1509.
On the 28th day of April I received from the Marchesino 103 lire and 12 dinari. [Footnote: Instead of the indication of the year there is a blank space after d'aprile.—Marchesino Stange was one of Lodovico il Moro's officials.—Campare No. 1388.]
Ash. I. Ia]
1510.
On the ioth day of July 1492 in 135 Rhenish florins 1. 445 in dinari of 6 soldi 1. 112 S 16 in dinari of 5 1/2 soldi 1. 29 S 13 9 in gold and 3 scudi _l.__53________ 1. 8II in all
S.K.M.III. 47a]
1511.