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Title
Placer claim of E. L. Hubbard
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43366600.tif
Title
Sugar Loaf Mining District
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43321400.jpg
Title
Rambler Mine
Date Issued
Undated
County
Boulder
Identifier
43356502.tif
Title
Plat of the oil lands of Longmont Oil Coal and Gas Development Co.
Date Issued
Undated
County
[Boulder, Weld]
Identifier
Longmont Oil Platt.tif
Title
Plat of Sections 14, 15, 22 & 23 T.1S.R.73W. of the 6th P.M.
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43307100.jpg
Title
Plat of Cripple Creek District Railroad
Date Issued
Undated
County
Boulder
Identifier
43353100.tif
Title
Map showing Pennsylvania and Roosevelt claims
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43369500.tif
Title
Map of tunnel plans for Boulder County mines
Date Issued
Undated
County
Boulder
Identifier
43353200.tif
Title
Map of topographical features over mine claims in Boulder County
Date Issued
Undated
County
Boulder
Identifier
43375700.tif
Title
Map of patented mining claims, Ward Mining District
Date Issued
Undated
County
Boulder
Identifier
43375400.tif
Title
Map of Last Chance claim in Boulder County
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43371100.tif
Title
Map of Graham, Doughty, and Rood placers in Boulder County, Colorado
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43321600.jpg
Title
Map of Colorado King and other claims in Boulder County
Date Issued
Undated
County
Boulder
Identifier
43356400.tif
Title
Map of Boulder County claims in Colorado
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43304200.jpg
Title
Map of Boulder County claims in Colorado
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43318201.jpg
Title
Map of Boulder County claims in Colorado
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43318202.jpg
Title
Map of Boulder County claims in Colorado
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43318400.jpg
Title
Geology of Richmond & Fairfax Mines
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43320200.jpg
Title
Firth-Sterling Steel Co. Map of Claims and Mines north end Hurricane Hill
Date Issued
Undated
County
Boulder
Identifier
43377800.tif
Title
Eureka, Lookout and Luckie 2 Groups
Date Issued
Undated
County
Boulder
Identifier
mesc_miningMaps_43318302.jpg
Title
Bureau of mines trenches and drill holes near Rambler Shaft
Date Issued
Undated
County
Boulder
Identifier
43356501.tif
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