Letter from [Ernest William] Hobson,The Gables, Mount Pleasant, Cambridge, to [Robert William Frederick] Harrison 'Dear Mr Harrison, I think the following will do for the minutes relating to [Georg] Cantor. Professor G Cantor of the University of Halle, distinguished for his brilliant researches in the theories of aggregates and of sets of points, of the arithmetic continum, of transfinite numbers, a [?] series/ Yours very truly, E W Hobson'. 15 July 1904