RH s.d. in pencil b.r. "CRM Sept 1886"; inscr. in pencil c. "Sketch of Doorway of Old / College Glasgow" CRE MACKINTOSH, Charles Rennie; (Scottish; 1868-1928) The Old College was the 17th-century home of Glasgow University, vacated in the 1860s for a new home on Gilmorehill in the West End of the city. Mackintosh's sketch is of a historic fragment incorporated into the new building.