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T. Proctor Hall

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New methods of measuring the surface-tension of liquids
A geometrical vector algebra
A Geometrical Vector Algebra (Classic Reprint)
A Geometrical Vector Algebra (Classic Reprint)
New methods of measuring the surface-tension of liquids
The American X-Ray Journal, Vol. 12 A Monthly Devoted to the Practical Application of the New Science and to the Physical Improvement of Man; January, 1903 (Classic Reprint)