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A preliminary report on U.S. Geological Survey geophysical studies of the northeastern United States Outer Continental Shelf A preliminary report on U.S. Geological Survey geophysical studies of the northeastern United States Outer Continental Shelf

Regional geological and geophysical studies are being conductedby the U.S. Geological Survey to determine the structural framework of the area from Cape Hatteras to the northeastern edge of Georges Bank in order to assess the petroleum potential of the Atlantic Outer Continental Shelf. Preliminary interpretations of geophysical data and integrating gravity and magnetic data from the U.S...
Authors
Robert E. Mattick, R. Q. Foote, N. L. Weaver, M. S. Grim

Structure of the crust in the conterminous United States Structure of the crust in the conterminous United States

On the basis of the newest interpretations of all sufficiently long seismic profiles, a contour map of the Mohorovičić discontinuity for the conterminous United States is compiled. Differences from earlier interpretations are discussed.
Authors
David H. Warren, J. H. Healy

Remote sensing and photogrammetric studies: Part D: repeatability of elevation measurements--Apollo photography Remote sensing and photogrammetric studies: Part D: repeatability of elevation measurements--Apollo photography

Stereoscopic photographs of the Moon taken by the metric and panoramic cameras on board the service module of Apollo spacecraft provide a source for quantitative data on lunar topography. The accuracy of the topographic data depends, in part, on the repeatability of elevation measurements. The repeatability depends on contrast in the stereoscopic image and is affected by many factors...
Authors
Sherman S.C. Wu, Francis J. Schafer, Gary M. Nakata, Raymond Jordan

Remote sensing and photogrammetric studies: Part C: comparison between photogrammetric and bistatic-radar slope-frequency distributions Remote sensing and photogrammetric studies: Part C: comparison between photogrammetric and bistatic-radar slope-frequency distributions

Stereoscopic photographs taken by the metric and panoramic cameras can be used to obtain information on the roughness and slope-frequency distributions of lunar surfaces (see appendix to this part). Bistatic radar on board Apollo 14, 15, and 16 spacecraft may also be used to obtain information on lunar surface roughness at two wavelengths—13 cm (S-band) and 116 cm (VHF).
Authors
H. J. Moore, G.L. Tyler
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