Numerous pictures show that tracks in Happy Valley were paved to be an oval shape, but this Rear View photo suggests that there was once a straight runway connected to the bend at northeast (known as Hong Kong Football Club bend and CCC criket Club today). According to records, races for 3/4 miles (about 1,200m) were started there in the 1930s.
1977-12-31 Tedford Mccaffrey Pretty CircleLO 975 start
Lt. Col. Ian TEDFORD, Starter & Principal of Jockey Apprentice School and Noel MCCAFFREY, Clerk of the Course; and jockey: ...
1900s rope-net Starter watercolor
Starter with net and ropes lifting at Happy Valley Racecourse, 1 Mile, 1900s