RARE 1920s Group of 13 RPPCs - Black Oak Gold Mine, Soulsbyville, CA For Sale

Offered here is a cohesive set of real photo postcards (RPPCs) documenting the Black Oak Mine near Soulsbyville, Tuolumne County, California — a gold producer that operated intermittently from 1878 into the 1920s.They represent a rare intact documentary run of a small, little-photographed Mother Lode-country gold mine — the kind of complete set that mining historians and Tuolumne County collectors rarely get to acquire all at once.

Views include:

• Mill building exterior
• Headframe/hoist tower complex
• Hoist room interior with operator
• Creek + headframe view
• Construction/framing scene (misc.)
• Rail spur along camp buildings
• Site overview (hillside, close)
• Site overview (distant/aerial)
• Three men in oilskins inside headframe
• "Supper Time" group (~30 men)
• Eight men seated outside building
• Seven men standing at construction site
• Superintendent's home
• Reverse of all postcards

Sold as a lot; will consider reasonable offers. Condition: excellent with no signs of wear. All have the same postcard divided-back style on reverse of the photo.