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81
Digital colored Bouguer gravity, free-air gravity, station location, and terrain maps for the conterminous United States
Reston, Va. : Denver, CO : The Survey ; For sale by Map Distribution, 1987Other Authors: “…Simpson, Robert W.…”
Format: Government Document Map
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82
A Description of colored gravity and terrain maps for the United States and adjacent Canada east of 104°
[Reston, Va.] : The Survey, 1982Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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83
Principal facts for gravity stations in and near the Whipple Mountains Wilderness study area (CDCA-312), San Bernardino County, California and Mohave County, Arizona
[Reston, Va.] : The Survey, 1982Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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84
Principal facts for 904 gravity stations in and near the Chemehuevi Mountains and Crossman Peak Wilderness Study Areas, San Bernardino County, California and Mohave County, Arizona
[Reston, Va.] : U.S. Dept. of the Interior, Geological Survey, 1983Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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85
Principal facts for gravity stations in the Sheep Hole/Cadiz Wilderness study area (CDCA-305), California
[Reston, Va.?] : The Survey, 1982Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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86
Impacts of technology on the capacity needs of the U.S. national airspace system
[Washington, D.C.?] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program, 1992Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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87
The life and symphonies of Anton Bruckner
London : Barrie and Rockliff, 1960Other Authors: “…Simpson, Robert, 1921-1997…”
Format: Book
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88
An introduction to teaching and learning.
New York : The Macmillan company, 1934Other Authors: “…Simpson, Robert Gilkey, 1890-…”
Format: Book
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89
The symphony
New York : Drake Publishers, 1972Other Authors: “…Simpson, Robert, 1921-1997…”
Format: Book
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90
Modern methods and techniques of teaching
New York : Macmillan Co., 1948Other Authors: “…Simpson, Robert Gilkey, 1890-…”
Format: Book
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91
Directed study and observation of teaching.
New York : Macmillan, 1949Other Authors: “…Simpson, Robert Gilkey, 1890-…”
Rev. ed.
Format: Book
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92
Magnesium oxysulfate cement sealant in coal mines
[Washington] : U.S. Dept. of the Interior, Bureau of Mines, 1976Other Authors: “…Simpson, Robert E. (Robert Edmund)…”
Format: Government Document Book
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93
Frozen : the cinestory
Toronto : Joe Books Inc., 2014Other Authors: “…Simpson, Robert…”
First Joe Books and HarperCollins Publishers Ltd Editions.
Format: Book
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94
Colored gravity anomaly and terrain maps of the east central United States
[Reston, Va.?] : The Survey, 1981Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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95
Historical dictionary of France from the 1815 restoration to the Second Empire
Westport, Conn. : Greenwood Press, 1986Other Authors:Format: Book
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96
Digital grid of isostatic residual gravity of North America : a digital database
[Menlo Park, Calif.] : U.S. Dept. of the Interior, U.S. Geological Survey, 1995Other Authors: “…Simpson, Robert W.…”
Format: Government Document Book
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97
Historical dictionary of France from the 1815 restoration to the Second Empire
Other Authors: “…Simpson, Robert Lawrence…”
Format: Book
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98
Hurricane! : coping with disaster : progress and challenges since Galveston, 1900
Washington, DC : American Geophysical Union, 2003Other Authors: “…Simpson, Robert H.…”
Format: Book
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99
Seedling ecology and evolution
Cambridge : Cambridge University Press, 2008Other Authors:Format: Book
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100
Average topography, isostatic residual gravity, and aeromagnetic maps of the Parkfield Region, California
[Menlo Park, Calif.] : [Denver, Colo.] : Department of the Interior, Survey ; [Books and Open-File Reports Section, distributor], 1989Other Authors: “…Simpson, Robert W.…”
Format: Government Document Map