Damage caused by the 19th July 1926 rainstorm, Morrison Hill Road, Hong Kong
University of Bristol - Historical Photographs of China reference number: NA16-094. Image from an album in The National Archives referenced as ‘HONG KONG 3. Views of Hong Kong from the 1860s to the 1920s' (CO 1069-446). According to the Hong Kong Observatory, the highest record of daily rainfall ever recorded in Hong Kong, is 534.1 millimetres - the 19th July 1926 rainstorm. See https://www.hko.gov.hk/en/blog/00000135.htm. In the background is the Kuhlan Monument, an obelisk erected in 1855 to commemorate four British and five American sailors killed in an anti-piracy campaign. Signs on the truck read: DO NOT EXCEED 12 M.P.H. and A.P.G. (S.G.) LTD.
Black and white photograph
The National Archives, London