View overlooking an open air swimming pool and hill tops, Moganshan

Maggie Henderson and Gladys Hutchinson, wearing bathing costumes and sitting on a rock in a bay, Hong Kong

Bathers at an open-air swimming pool, Moganshan

Margie and Sarah Hutchinson wearing stylish bathing caps at an open-air swimming pool, Moganshan

Sarah and Margie Hutchinson, wearing bathing costumes and caps, in an open-air swimming pool, Moganshan

Margie and Sarah Hutchinson, wearing bathing costumes and caps, in an open-air swimming pool, Moganshan

Open Air Pool, Hongkou, Shanghai, 1924

Fountains and families at the Open Air Pool, Hongkou, Shanghai, 1924

Harry Hutchinson diving into the deep end of the Open Air Pool, Hongkou, Shanghai, 1924

Families and friends at the Open Air Pool, Hongkou, Shanghai, 1924

Nora, Teddie and an unidentified young man in the Open Air Pool, Hongkou, Shanghai, 1924

Families and friends at the Open Air Pool, Hongkou, Shanghai, 1924

Harry Hutchinson diving from a high platform into the Open Air Pool, Hongkou, Shanghai, 1924

Young woman wearing a bathing costume and cap at the Open Air Pool, Hongkou, Shanghai, 1924

Harry Hutchinson diving into the deep end of the Open Air Pool, Hongkou, Shanghai, 1924

Teddie sitting on top of Bill Hutchinson diving from a slide into the Open Air Pool, Hongkou, Shanghai, 1924

Mabel Parker sitting on a metal railing at the Open Air Pool, Hongkou, Shanghai, 1924

Harry Hutchinson diving into the deep end of the Open Air Pool, Hongkou, Shanghai, 1924

Harry Hutchinson diving into the deep end of the Open Air Pool, Hongkou, Shanghai. 1924

Unidentified woman wearing a bathing costume and cap at the Open Air Pool, Hongkou, Shanghai, 1924