Small prospect or discovery tunnel 

Site Visited 2012

Grand Central Mine

80 foot Winze (vertical shaft)

The Grand Central mine  is located in the Money Creek mining district of King County WA.  The primary minerals sought were Antimony and Gold

The claim was operated by the Gold Mountain Mining Company (1915)  dating to around 1908 and operated intermittently until 1920., pub-1997867597135706, DIRECT, f08c47fec0942fa0