10th June in history

Katherine Upton is an American model and actress born on this day in 1992.

Did you know that:

• John Dollond, English optician and inventor who was granted the first patent for an achromatic lens was born on this day in 1706
• Benjamin Franklin tested the lightning conductor with his kite-flying experiment on this day in 1752
• A patent for the “window envelope” for letters was granted to H.F. Callahan on this day in 1902

// Compiled by Zoya Siddiqui