[4][1] Many Chinese emigrants came to California during the 1849 Gold Rush, they made up one-fifth of the population in four of the largest mining counties.

The Occidental Board Presbyterian Mission House building was formed in 1876 in Chinatown in San Francisco, under the leadership of Margaret Culbertson (1834–1897).

[3] Donaldina Cameron, joined the Mission House in 1895, where she taught sewing classes and worked alongside Culbertson.

[3] Tien Fuh Wu worked as Cameron's aide,[11] and Samantha Knox Condit was a teacher at the organization.

[4] The Occidental Board Presbyterian Mission House was rebuilt in 1908 under architect Julia Morgan and moved to 920 Sacramento Street.

[2] Under Wichman, Cameron House expanded their youth programs and created mixed-sex and male classes.

[13] The church has made efforts towards collective community healing, which included public acknowledgment of the crimes and an apology.