It was invented in 1761 by Benjamin Franklin, an important figure in ... while on a visit to Britain earlier that year. The armonica's glass bowls of graduated sizes are tuned to the notes of ...
Hosted on MSN6mon
New Franklin Museum exhibits will bring back giant heart and trainThis two-story gallery will show off artifacts including Benjamin Franklin's glass armonica and wing models from the Wright Brothers, and includes interactive elements. The 350-ton Baldwin ...
When Benjamin Franklin died in 1790, he left a small sum of money to the cities of Boston and Philadelphia with one condition: That they not spend it in full for 200 years. The glass armonica was ...
It was invented in 1761 by Benjamin Franklin, an important figure in ... while on a visit to Britain earlier that year. The armonica's glass bowls of graduated sizes are tuned to the notes of ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback