(Rear left to right) James Aitken, Charles Spence Angus, P. V. Locke, D. A. Aeria (Front left to right) Lim Boon Keng, and Song Ong Siang. These young men represented the cream of Singapore’s brightest minds. Interestingly, there were Europeans and Eurasians in addition to the local Asians.
Source: Song Ong Siang. One Hundred Years History of the Chinese in Singapore..
A Splendid Little Colony: British Singapore 1819 - 1963 | Singapore