To His Excellency Benjamin Franklin December, 31 1785
From the original letter at the American Philosophical Society. Dec. 31st 1785 I send you the Candles I have been making. In a little time after they are lighted the smoke and flame separate, the one issuing from one end of the candle, and the other from the other end. I suppose this to be […]
To His Excellency Benjamin Franklin December, 31 1785 Read Post »
