The Mission-style building that houses the San Diego Chinese Historical Museum was originally built to house a Chinese Mission where Chinese immigrants were taught to speak English. The building was designed by Louis J. Gill, nephew of famed architect, Irving Gill. Later, the building served as home to the Chinese Community Church for 30 years, after which the congregation moved to a new building constructed on 47th Street. The original mission building sat unused for over 20 years and was slated for demolition until three concerned citizens, Sally Wong-Avery, Dorothy…