Whole brown glass beer bottle with a maker's mark. Per "Behind the Seawall" pages 616-617: "C & I" maker's mark implies export lager. Four-piece mold type with a plain broadcollar lip. Measures 9.5" X 2.5".
Donor:
City and County of San Francisco, Waste Water Management Program
Collection place:
Site N-5 (North Shore Pump Station), San Francisco Waterfront, San Francisco