Restoro d'Arezzo

Ristoro d' Arezzo was an Italian monk and scholar of the 13th century.

Life

In 1282 he wrote Composizione del mondo, a comprehensive natural history work and the first known book in Italian prose ever. Ristoro treated in particular on geographical and astronomical subjects, he describes, inter alia, the first time the hot springs of Larderello in Tuscany, finds of admirable perfect Roman pottery in Arezzo, the erosion of the mountains and filling the valleys by the action of water, finds of fossil marine animals and smoothly rounded pebbles on the high mountains whose existence he by the Flood explained. Human curiosity justifies Ristoro as a God-given property that is intended to recognize the works of God.

The visible throughout most of Southern Europe on June 3, 1239 solar eclipse was observed in Coimbra, Toledo, Montpellier, Marola, Florence, Siena, Arezzo, Cesena and Split, with specified lengths of several hours. 402:145 Ristoro d' Arezzo According to eye -witness account: 398 took the cover as long as a man needs to go to 250 steps, which shall coincide with the case angenommenn 5 minutes and 45 seconds, and as a first useful measurement of the length of such a phenomenon.