Black Ridge Colorado Historical topographic map, 1:24000 scale, 7.5 X 7.5 Minute, Year 1955

~ Black Ridge CO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1955, updated 1969

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Black Ridge, Colorado, USGS topographic map dated 1955.

Includes geographic coordinates (latitude and longitude). This topographic map is suitable for hiking, camping, and exploring, or framing it as a wall map.

Printed on-demand using high resolution imagery, on heavy weight and acid free paper, or alternatively on a variety of synthetic materials.

Topos available on paper, Waterproof, Poly, or Tyvek. Usually shipping rolled, unless combined with other folded maps in one order.


  • Product Number: USGS-5346993
  • Free digital map download (high-resolution, GeoPDF): Black Ridge, Colorado (file size: 10 MB)
  • Map Size: please refer to the dimensions of the GeoPDF map above
  • Weight (paper map): ca. 55 grams
  • Map Type: POD USGS Topographic Map
  • Map Series: HTMC
  • Map Verison: Historical
  • Cell ID: 4177
  • Scan ID: 400156
  • Imprint Year: 1969
  • Visual Version Number: 2
  • Aerial Photo Year: 1950
  • Field Check Year: 1955
  • Datum: NAD27
  • Map Projection: Polyconic
  • Map published by United States Geological Survey
  • Map Language: English
  • Scanner Resolution: 508 dpi
  • Map Cell Name: Black Ridge
  • Grid size: 7.5 X 7.5 Minute
  • Date on map: 1955
  • Map Scale: 1:24000
  • Geographical region: Colorado, United States

Neighboring Maps:


All neighboring USGS topo maps are available for sale online at a variety of scales.


Spatial coverage:

Topo map Black Ridge, Colorado, covers the geographical area associated the following places:

- Messano Claims Mine - Atlas Mining Company Mine - Buttermilk Ridge - Smith Fork - Red Canyon - Fruitland Mesa Ditch - Gunnison Gorge Wilderness - Lime Kiln Gulch - Green Mountain Reservoir Number 1 - Doty Mine - Pitts Meadow - Black Ridge - Pleasant Park - Long Gulch

  • Map Area ID: AREA38.7538.625-107.875-107.75
  • Northwest corner Lat/Long code: USGSNW38.75-107.875
  • Northeast corner Lat/Long code: USGSNE38.75-107.75
  • Southwest corner Lat/Long code: USGSSW38.625-107.875
  • Southeast corner Lat/Long code: USGSSE38.625-107.75
  • Northern map edge Latitude: 38.75
  • Southern map edge Latitude: 38.625
  • Western map edge Longitude: -107.875
  • Eastern map edge Longitude: -107.75

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