Benjamin Franklin's Numbers: An Unsung Mathematical Odyssey

according almanac American answer appears arithmetic assume begin Benjamin Franklin called century chapter claims collection colonies column Company complete consider continued correspondence described detail diagonals Diary earlier early edition eight electrical English entries equal example Experiments fact figure finally four Franklin's magic Gazette geometry half History idea Improved interest invention James John known later Latin least less letter Library Logan London Magazine magic circle magic square mathe mathematical mathematicians matrix matter means method never numbers Observations once original pair particular patterns Pennsylvania Philadelphia Philomath Poor Richard possible practice present Press printed probably problem properties published question reason Recreations refers rows Science side similar simply Society solution term University Writings York