[1] The Rousseau family initially moved to Saint Louis, Missouri,[1] where he worked as a draftsman with the architectural firm of McKim, Mead & White.
[1] During the California Midwinter International Exposition of 1894, Rousseau was awarded to silver medals for his architectural designs.
[3] In 1907, he designed the Chee Kung Tong building for the Chinese–American secret society headquarters at 36–38 Spoffard Alley in Chinatown, San Francisco.
[4][5] The building at 36–38 Spoffard Alley served as the temporary home for Chinese statesman Sun Yat-sen while he lived in exile.
[6] He authored the book, The Analysis of Light, a Force of Nature (1913, Louis Roesch printer co.).