This year, the San Francisco Gem & Mineral Society (SFGMS), located at Judah Street near 47th Avenue, is celebrating its 90th birthday.
Press Release: Outer Sunset’s Gem and Mineral Society Celebrates 90 Years
The San Francisco Gem and Mineral Society (SFGMS) is pleased to announce the celebration of its 90th year of existence, having been founded as the Northern California Mineral Society in January 1935.
Richmond Review/Sunset Beacon 