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MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
“Bite-Size Bits of Local, National, and Global History”
Jackson in Amador County, California — The American West (Pacific Coastal)
 

Labor Day Celebration

 
 
Labor Day Celebration Marker image. Click for full size.
By Andrew Ruppenstein, August 16, 2008
1. Labor Day Celebration Marker
Inscription. On this site in 1905, a double jack drilling contest took place. A 31 ½ inch hole was drilled in this granite in 15 minutes. The contest was won by Matt Thomas & Pete Vasilovich.
 
Location. 38° 21.029′ N, 120° 46.524′ W. Marker is in Jackson, California, in Amador County. Marker is at the intersection of Main Street and California Highway 49, on the right when traveling east on Main Street. Touch for map. Marker is in this post office area: Jackson CA 95642, United States of America.
 
Other nearby markers. At least 8 other markers are within walking distance of this marker. Original site of Mel and Faye’s Diner (within shouting distance of this marker); Krabbenhoft Building (within shouting distance of this marker); Leam's Saloon (within shouting distance of this marker); Sanguinetti Building (about 500 feet away, measured in a direct line); Miners Restaurant & Exchange (about 500 feet away); Weller Hardware, Pioneer Hall (about 600 feet away); Stampfly's Tent, Republic House (about 600 feet away); Pioneer Hall (about 600 feet away). Touch for a list and map of all markers in Jackson.
 
Regarding Labor Day Celebration. The Dictionary of Minerals and Mining defines double jack drilling as a "...historical method of drilling blastholes in rock by hammer
Labor Day Celebration Marker - Wide Shot image. Click for full size.
By Andrew Ruppenstein, August 16, 2008
2. Labor Day Celebration Marker - Wide Shot
The marker stands in front of the fire house at the corner of Main Street and Highway 49. (The monument next to the Labor Day Celebration Marker is a memorial plaque for firefighters.)
and a hand-held steel or bit. Single-jack drilling was done by one miner. In double-jack drilling, one miner held the steel for one or two strikers with hammers."

In mining areas, drilling contests were held to determine who could drill the deepest hole in solid rock in a fixed amount of time. Seated atop the Mother Lode with dozens of hard rock gold mines in the vicinity, Jackson in 1905 would have had hundreds of miners with the skills and brawn that were able to participate in such a contest.
 
Also see . . .  The US Federal Highway Administration's web page on hand drilling. This webpage contains a descriptions, a glossary, and pictures and illustrations of hand drilling in hard rock. (Submitted on August 27, 2008.) 
 
Categories. Notable Events
 
Top of Granite Block image. Click for full size.
3. Top of Granite Block
Drill holes and drill
 
 
Credits. This page was last revised on June 16, 2016. This page originally submitted on August 27, 2008, by Andrew Ruppenstein of Sacramento, California. This page has been viewed 1,216 times since then and 41 times this year. Photos:   1, 2. submitted on August 27, 2008, by Andrew Ruppenstein of Sacramento, California.   3. submitted on June 7, 2009. • Kevin W. was the editor who published this page.
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