|Alternative reference number
|Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Mr. Robert Worthington, Son of Professor Arthur Masor Worthington, FRS
|19 March 1917
|Informs Mr. Robert Worthington that at the time of his decease his father had a book from the Society's Library which had not been returned. Asks if Mr. Worthington could have a search amongst his father's books to see if it can be found. Notes that the title is 'Mathematical Discourses concerning two New Sciences', by Galileo Galilei.