Leonardo da Vinci photo gallery
RLW 12678. - Studies on the course of the Arno downstream of Florence, between "Sardigna" and Peretola, c. 1503. Transcription: "1000 / Sardigna / Porta al Prato / f. Mugnone / Ponte alle Mosse / f. Rifredi / N / M / House of Ser Amanzo / Peretola / S. Island 1600 bracci long and 700 wide, and the water that separates it from Legnaia is 2300 bracci long. Here the width of the sandbank with the 2 widths of the Arno's branches is 1300 bracci. The island M staiora 825, which at 10 florins per staio equals 8250 florins, and the same can be said of island N. From S to the Pesscaia d'Ogni Santi 5000 bracci, that is, a mile and 2/3. If 3 small channels were made, extending from S to the lower bend of the Arno, the river would run so fast that it would abandon ...".
Alessandro Vezzosi
Last update 14/mar/2008







![Ms. L . - Recollection of "Pagolo Vannoccio [Biringuccio] in Siena". [1r] Memorandum with San Marco in Florence and measurements on the Arno: "From the Arno wall of Giustizia to the Arno bank of Sardigna, where there are mulberry trees at the mill is 7400 braccia, that is, 2 miles and 1400 braccia. The other side of the Arno is 5500 braccia", c. 1502.](https://vitruvio.imss.fi.it/foto/isd/av/msl_2a-1r_100q.gif)
![Ms. L, 1v-2r. - [1v] Memorandum with "Book of Giovanni Benci" and "Reeds at the Casacce". [2r] Memorandum with Vitellozzo Vitelli and the book of Archimedes, "from the Borgo at San Sepolc[r]o", c. 1502.](https://vitruvio.imss.fi.it/foto/isd/av/msl_1v-2r_100q.gif)










![RLW 12279. - Preparatory study for deviating the Arno through Prato, Pistola and Serravalle with a canal from Florence to Vicopisano, c. 1503. Based on Baratta's transcription, 18 place names are found: "Calenzano, Canpi, Montiliveto, Settimo, Signa, Malmantile, Poggio, Tizana, Ciecina, Montecatini, Montelupo, Fuciechio, Pesscia, Monsomano, Basilica, Santa Croce, Arno, and Castel[fran]co". Among the observations to be made, the totally erroneous position of Monsummano in the vicinity of Pescia and Villa Basilica is curious.](https://vitruvio.imss.fi.it/foto/isd/av/rlw_12279_100q.gif)

![RLW 12675. - Studies for the lake of San Lorenzo in Arniano (on the recto), and for the "lantern of Vinci" and memorandum concerning Benozzo [Gozzoli], [Tedaldo] Lattanzio, and Pandolfini (on the verso), c. 1503.](https://vitruvio.imss.fi.it/foto/isd/av/rlw_12675_100q.gif)
![RLW 12676. - Studies for the lake of San Lorenzo in Arniano with annotations: "Lecceto pays 16 staiora of grain / Minerbetti [twice] / Commune [twice] / Giovanni Fabre / Lazzero del Volpe / Ser Piero. Each dotted line represents 10 bracci", c. 1504.](https://vitruvio.imss.fi.it/foto/isd/av/rlw_12676_100q.gif)

