Antecedent flow conditions and nitrate concentrations in the Mississippi River basin von Murphy, J. C, Hirsch, R. M, Sprague, L. A

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Concentration of H, Si, Cl, K, Fe, and Th in the low- and mid-latitude regions of Mars von Boynton, W. V., Taylor, G. J., Evans, L. G., Reedy, R. C., Starr, R., Janes, D. M., Kerry, K. E., Drake, D. M., Kim, K. J., Williams, R. M. S., Crombie, M. K., Dohm, J. M., Baker, V., Metzger, A. E., Karunatillake, S., Keller, J. M., Newsom, H. E., Arnold, J. R., Brückner, J., Englert, P. A. J., Gasnault, O., Sprague, A. L., Mitrofanov, I., Squyres, S. W., Trombka, J. I., d'Uston, L., Wänke, H., Hamara, D. K.

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Equatorial and midlatitude distribution of chlorine measured by Mars Odyssey GRS von Keller, J. M., Boynton, W. V., Karunatillake, S., Baker, V. R., Dohm, J. M., Evans, L. G., Finch, M. J., Hahn, B. C., Hamara, D. K., Janes, D. M., Kerry, K. E., Newsom, H. E., Reedy, R. C., Sprague, A. L., Squyres, S. W., Starr, R. D., Taylor, G. J., Williams, R. M. S.

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Mars' South Polar Ar Enhancement: A Tracer for South Polar Seasonal Meridional Mixing von Sprague, A. L., Boynton, W. V., Kerry, K. E., Janes, D. M., Hunten, D. M., Kim, K. J., Reedy, R. C., Metzger, A. E.

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The 0.7–5.3 μm IR spectra of Mercury and the Moon: Evidence for high-Ca clinopyroxene on Mercury von Warell, J., Sprague, A.L., Emery, J.P., Kozlowski, R.W.H., Long, A.

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Mercury: Mid-infrared (3-13.5 μm) observations show heterogeneous composition, presence of intermediate and basic soil types, and pyroxene von SPRAGUE, A. L., EMERY, J. P., DONALDSON, K. L., RUSSELL, R. W., LYNCH, D. K., MAZUK, A. L.

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Mars atmospheric water vapor abundance: 1991–1999, emphasis 1998–1999 von Sprague, A.L., Hunten, D.M., Doose, L.R., Hill, R.E., Boynton, W.V., Smith, M.D., Pearl, J.C.

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Spectral emissivity measurements of Mercury's surface indicate Mg- and Ca-rich mineralogy, K-spar, Na-rich plagioclase, rutile, with possible perovskite, and garnet von Sprague, A.L., Donaldson Hanna, K.L., Kozlowski, R.W.H., Helbert, J., Maturilli, A., Warell, J.B., Hora, J.L.

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Pit-floor craters on Mercury: Evidence of near-surface igneous activity von Gillis-Davis, Jeffrey J., Blewett, David T., Gaskell, Robert W., Denevi, Brett W., Robinson, Mark S., Strom, Robert G., Solomon, Sean C., Sprague, Ann L.

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Origin and character of the lunar and mercurian atmospheres von Hunten, D.M, Sprague, A.L

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Mars atmospheric water vapor abundance: 1996–1997 von Sprague, A.L., Hunten, D.M., Doose, L.R., Hill, R.E.

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Evidence for a Basalt-Free Surface on Mercury and Implications for Internal Heat von Jeanloz, Raymond, Mitchell, David L., Sprague, Ann L., de Pater, Imke

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Mars' South Polar Ar Enhancement: A Tracer for South Polar Seasonal Meridional Mixing von Sprague, A. L., Boynton, W. V., Kerry, K. E., Janes, D. M., Hunten, D. M., Kim, K. J., Reedy, R. C., Metzger, A. E.

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Water Vapor Abundances over Mars North High Latitude Regions: 1996–1999 von Sprague, A.L, Hunten, D.M, Hill, R.E, Doose, L.R, Rizk, B

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The sodium and potassium atmosphere of the moon and its interaction with the surface von Sprague, A.L., Kozlowski, R.W.H., Hunten, D.M., Wells, W.K., Grosse, F.A.

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Variations in K/Th on Mars von Taylor, G. Jeffrey, Stopar, J. D., Boynton, W. V., Karunatillake, S., Keller, J. M., Brückner, J., Wänke, H., Dreibus, G., Kerry, K. E., Reedy, R. C., Evans, L. G., Starr, R. D., Martel, L. M. V., Squyres, S. W., Gasnault, O., Maurice, S., d'Uston, C., Englert, P., Dohm, J. M., Baker, V. R., Hamara, D., Janes, D., Sprague, A. L., Kim, K. J., Drake, D. M., McLennan, S. M., Hahn, B. C.

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The neutron signature of Mercury's volatile polar deposits von Feldman, W. C., Barraclough, B. L., Hansen, C. J., Sprague, A. L.

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Mercury's feldspar connection mid-ir measurements suggest plagioclase von Sprague, A.L, Nash, D.B, Witteborn, F.C, Cruikshank, D.P

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Comparison of Laboratory Emission Spectra with Mercury Telescopic Data von Sprague, A.L., Roush, T.L.

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Techniques and methods in ground-based observation of Mercury von Cremonese, G., Warell, J., Harmon, J.K., Leblanc, F., Mendillo, M., Sprague, A.L.

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