once again, just as other young men of the era, Leonardo was apprenticed to a master tradesman at the age of 16 to learn a trade. Unlike other young men, his master was the famed artist Andrea Verracchio.
While with Verracchio, Leonardo learned the study of pigment grinding and mixing, color mixing, panel preparation and painting, the working of clay, bronze casting and geometry. In 1472 he was afforded the title of Master in Company of Painters, yet by renaissance standards, Da Vinci sketched more than he actually painted with over 10,000 of his sketches found and recorded with extensive notes on the
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