Benjamin franklin - 434 Words
benjamin franklin has many accomplishment some of his greatest are the following five, Bifocals, Electricity, Lightning Rod, Franklin Stove, Mapping the Gulf Stream.
Bifocals are eyeglasses with an upper and lower half, the upper for distance, and the lower for reading. Bifocals are commonly prescribed to people with presbyopia, a condition that Franklin suffered. Franklin wrote, in August 1784 to his friend George Whatley, that he was "happy in the invention of double spectacles, which...
434 Words | 2 Pages