Policeman, Chengtu Road Police Station, Shanghai
Policeman, Chengtu Police Station 1934, Shanghai
Chinese detective, Chengtu Police Station 1934, Shanghai
Detective, Chengtu Police Station 1934, Shanghai
Chinese detective, Chengtu Road Police Station, Shanghai
Badge of Shanghai Municipal Police
John Sullivan SMP
Detective Sub-Inspector John Sullivan, SMP, 1920
Road repair chain gang of prisoners with SMP guards, including Sikhs