OFFICE of SURFACE MINING
RECLAMATION and ENFORCEMENT

U.S. Department of the Interior

National Mine Map Repository (NMMR) Logo

National Mine Map Repository

"Preserving Mine Maps for Future Generations"


State-of-the-art Equipment

The NMMR utilizes a variety of scanners to capture the best-quality images of maps, no matter the media: paper, canvas, vellum, blueprint, or microfilm. Our scanning facility houses a roll scanner, two large format table scanners, a portal scanner, and many film scanners.

Colortrac GX+ T56 Roll Scanner

Scans media up to .08" thick (aka Mr. Roboto)
Fast! 1.5"/sec scan speed
Up to 600 dpi, 48-bit color
Unique instant-on, long-life bi-directional LED illumination system



Image of Colortrac Gx+ T56.

(Click image to view larger version)

Image of Colortrac Gx+ T56.

Mr. Roboto (Click image to view larger version)

Cruse Table Scanners CS 285/1100 ST/FA

60" x 80" (aka Tom) and 60" x 100" (aka Lucille 2)
Large-format fine art scanners
Magnetic vacuum table

Image of Cruse Table Scanners CS 285/1100 ST/FA.

Tom (Click image to view larger version)

Image of Cruse Table Scanners CS 285/1100 ST/FA.

Lucille (Click image to view larger version)


CS 360 ST-P Cruse Portal Scanner

80" x 120" (aka Gustav)
Scans at 600 dpi, 48-bit color (in strips)
Strips stitched together and saved at 300 dpi
Resulting images may be bigger than 6 GB!




Image of CS 360 ST-P Cruse Portal Scanner.

Gustav (Click image to view larger version)


Image of  1003704, scanned on Gustav.

Close-up of detail (above) captured over 5" of map 1003704, scanned on Gustav. Note original pencil markings and erasures. The original document is 65" x 80" (below).


Image of  1003704, scanned on Gustav.


C-Series Wicks and Wilson Aperture Card Scanners

Scans film according to original reduction ratio
Resulting resolution 100-400 dpi at full scale
Black and white or 8-bit grayscale


Image of Wicks and Wilson C-Series Aperture Card Scanner.

Outdated b/w scans are replaced by higher quality grayscale rescans, like in the above image.

 

 

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