The Championship Course from Mortlake to Putney on an ebb tide or from Putney to Mortlake on a flood tide. Since the Boat Race moved to this course in 1845, it has always been raced on a flood tide from Putney to Mortlake except in 1846, 1856 and 1863. The Wingfield Sculls is also raced from Putney to Mortlake. Most other events race on an ebb tide from Mortlake to Putney. In April 1869 the Harvard University Boat Club challenged Oxford University Boat Club to an "International University Boat-Race" of coxed fours on the Boat Race course. The event took place on 27
Head of the River Fours Head of the River Fours The Fuller's Head of the River Fours (HOR4s) is a processional rowing race held annually on the Tideway of the River Thames in London on the Championship Course from Mortlake to Putney. The idea for a Tradesmen's Tideway Head Race for fours, was first mooted in the early 1950s by the Thames Amateur Rowing Association (the TARA). On picking a date for the new race the TARA dropped their plans after learning that the Tradesmen's Rowing Clubs Association had also started to organise a similar open fours race. Thus the fledging "Head of the River