Magnetic observation of sunspots, 1917-1924 [by] George E. Hale [and] Seth B. Nicholson von Hale, George Ellery, 1868-1938

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Modelling and optimization of helical steel piles as in-ground heat exchangers for Ground-Source Heat Pumps von Nicholson, Sarah R, Mwesigye, Aggrey, Dworkin, Seth B

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Magnetic observation of sunspots, 1917-1924 [by] George E. Hale [and] Seth B. Nicholson : v.2 von Hale, George Ellery, 1868-1938

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Magnetic observation of sunspots, 1917-1924 [by] George E. Hale [and] Seth B. Nicholson : pt.1-2 von Hale, George Ellery, 1868-1938

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Magnetic observation of sunspots, 1917-1924 [by] George E. Hale [and] Seth B. Nicholson : pt.1 von Hale, George Ellery, 1868-1938

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Magnetic observation of sunspots, 1917-1924 [by] George E. Hale [and] Seth B. Nicholson : 1938 von Hale, George Ellery, 1868-1938

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Magnetic observation of sunspots, 1917-1924 [by] George E. Hale [and] Seth B. Nicholson : 1917-24 parts 1, 2 von Hale, George Ellery, 1868-1938

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The Ninth Satellite of Jupiter von Nicholson, Seth B.

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infrared astronomy

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Orbit of the Ninth Satellite of Jupiter von Nicholson, Seth B.

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SOLAR ACTIVITY IN 1955 von Nicholson, Seth B.

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AWARD OF THE BRUCE GOLD MEDAL TO GROTE REBER von Nicholson, Seth B.

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SUNSPOTS AND MAGNETISM von Nicholson, Seth B.

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A SUNSPOT GROUP IN EXCEPTIONALLY HIGH LATITUDE von Nicholson, Seth B.

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SUN-SPOTS AND THE WEATHER von Nicholson, Seth B.

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Sun-Spot Activity During 1922 von Nicholson, Seth B.

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Sun-spot Activity During 1920 von Nicholson, Seth B.

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The Law of Sun-Spot Polarity von Hale, George E., Nicholson, Seth B.

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TEMPERATURES ON THE BRIGHT AND DARK SIDES OF VENUS von Pettit, Edison, Nicholson, Seth B.

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THE GREAT MAGNETIC STORM OF MARCH 24, 1940 von Nicholson, Seth B.

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