Marker Logo HMdb.org THE HISTORICAL
MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
“Bite-Size Bits of Local, National, and Global History”
Nevada City in Nevada County, California — The American West (Pacific Coastal)
 

Shaft Drill Core

1935-36

 
 
Shaft Drill Core Marker image. Click for full size.
By Barry Swackhamer, May 8, 2010
1. Shaft Drill Core Marker
Inscription. Experimental vertical shaft 5 in diameter to 1125 depth thru serpentine and gabbro at Idaho-Maryland Gold Mine, Grass Valley. Machinery invented by J.B. Newsom. Greatest drilled footage – 21 in three days. Core weight 11-tons. Donated to Nevada City by Kenneth E. Baker.
 
Erected 1988 by Wm. Bull Meek – Wm. Morris Stewart, Chapter No. 10, E Clampus Vitus.
 
Marker series. This marker is included in the E Clampus Vitus marker series.
 
Location. 39° 15.754′ N, 121° 1.037′ W. Marker is in Nevada City, California, in Nevada County. Marker is at the intersection of Union Alley and Broad Street, on the right when traveling east on Union Alley. Touch for map. This marker is located in Calanan Park along with additional markers and mining displays. Marker is at or near this postal address: 101 Union Alley, Nevada City CA 95959, United States of America.
 
Other nearby markers. At least 8 other markers are within walking distance of this marker. Nevada City, The “Queen City of the Northern Mines” (a few steps from this marker); The Monitor (a few steps from this marker); Hydraulic Gold Mining 21-Inch Gate Valve (a few steps from this marker); Robinson Plaza
Shaft Drill Core and Marker image. Click for full size.
By Barry Swackhamer, May 8, 2010
2. Shaft Drill Core and Marker
(within shouting distance of this marker); Pelton Water Wheel (within shouting distance of this marker); Five Stamp Mill (within shouting distance of this marker); South Yuba Canal Office (within shouting distance of this marker); The National Hotel (within shouting distance of this marker). Touch for a list and map of all markers in Nevada City.
 
Categories. Industry & Commerce
 
Pioneer Park image. Click for full size.
By Barry Swackhamer
3. Pioneer Park
The Shaft Core is visible, but the marker hidden by the stand.
Rear View of the Shaft Drill Core image. Click for full size.
November 13, 2011
4. Rear View of the Shaft Drill Core
 
 
Credits. This page was last revised on June 16, 2016. This page originally submitted on November 26, 2011, by Barry Swackhamer of San Jose, California. This page has been viewed 425 times since then and 24 times this year. Photos:   1, 2, 3. submitted on November 26, 2011, by Barry Swackhamer of San Jose, California.   4. submitted on November 26, 2011. • Syd Whittle was the editor who published this page.
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