35552
OHSBU-OG-01
This illustration shows a wood and rope rig propped over a small hole, held by 5 men drilling a well in porous, brine-filled bedrock.
Caption reads: "Primitive spring-pole rigs used by pioneer saltmen until the mid-19th century."
It appear in "The Petroleum Industry--Its Birth in Pennsylvania and Development in Indiana" (Geological Survey Occasional Paper 32, 1980).
This is a scan from the original publication, Our Hoosier State Beneath Us.
Marker lat / long: 39.768698, -86.15801 (WGS84)