The former street address and name was 3718 Army St. Old San Francisco city directories reveal that this was St. John's German Methodist Episcopal Church. The Hinners was reportedly installed by the Scheonstein firm according Louis Schoenstein’s Memoirs of a San Francisco Organ Builder, where both the church and the Hinners are mentioned on page 300. (courtesy of Edmond Johnson).
It is not presently known what church this was originally. It was last a Church of God called Christian Church Sanctuary of Salvation in 2010. Since then it may have also been a residence. It is presently (at the time of this entry (2021-07-28) a community fitness center called Core40.
Organ case in corner of gym: Photograph by Anica Cihla, submitted by Jim Stettner. Taken on 2021-07-28
Church exterior: Photograph from an archival source: Zillow Real Estate listing, submitted by Jim Stettner. Taken approx. ca. 2019