Original real photo postcard showing a rare mining scene captioned “3136. Hydraulic Monitor at Work.” The image features a miner in traditional conical hat operating a high-pressure water jet (hydraulic monitor) against an eroded rock face. A fascinating industrial view likely from Southeast Asia, tied to tin mining history. Vintage real photo postcard titled “Hydraulic Monitor at Work” Caption: “3136. Hydraulic Monitor at Work” at top right Scene: Traditional miner using water jet in hillside excavation Condition: Age toning, corner softness, image clear and unused back These additional charges are the buyer's responsibility. Buyer have to clear the customs if there is any clearance hold in your country. Please check with your country's customs office to determine what these additional c.
eBay