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Geothermal Gradient Map of North America (Sheet 1 of 2)

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Geothermal Gradient Map of North America (Sheet 1 of 2)

$ 14.00

1 map on 2 sheets :col. ;183 x 153 cm., sheets 102 x 161 cm

Depths shown by contours

"Prepared by the Geothermal Survey of North America, Subcommittee of the AAPG Research Committee."

Bipolar oblique conic conformal proj. (E 170 -- W 9/N 90 -- N 6)



  • Sheet Measures 102 x 161 cm
  • Depths shown by contours

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