ix, 246 pages, 1 unnumbered page : frontispiece (portrait), illustrations, diagrams ; 26 cm

The scientific work of the late Spencer Pickering, F.R.S / by Prof. T.M. Lowry, F.R.S., amd Sir John Russell, F.R.S. ; with a biographical notice by Prof. A. Harden, F.R.S.

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Percival Spencer Umfreville Pickering

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The scientific work of the late Spencer Pickering, F.R.S / by Prof. T.M. Lowry, F.R.S., amd Sir John Russell, F.R.S. ; with a biographical notice by Prof. A. Harden, F.R.S.