BUTTERFLIES AND MOTHS (British).  With 12 coloured Plates and 241
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  LIFE IN PONDS AND STREAMS. With 8 coloured Plates and 331
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Hartwig (Dr. GEORGE).

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  HEROES OF THE POLAR WORLD. 19 Illustrations.  Crown 8vo., 2s.

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  MARVELS OVER OUR HEADS. 29 Illustrations.  Crown 8vo., 2s.

  SEA MONSTERS AND SEA BIRDS. 75 Illustrations.  Crown 8vo., 2s. 6d.

  DENIZENS OF THE DEEP. 117 Illustrations.  Crown 8vo., 2s. 6d.

  VOLCANOES AND EARTHQUAKES. 30 Illustrations.  Crown 8vo., 2s. 6d.

  WILD ANIMALS OF THE TROPICS. 66 Illustrations.  Crown 8vo., 3s. 6d.

Hayward.—­BIRD NOTES.  By the late JANE MARY HAYWARD.  Edited by EMMA
  HUBBARD.  With Frontispiece and 15 Illustrations by G.E.  LODGE. 
  Crown 8vo., 6s.

Helmholtz.—­POPULAR LECTURES ON SCIENTIFIC SUBJECTS.  By HERMANN VON
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Hudson.—­BRITISH BIRDS.  By W.H.  HUDSON, C.M.Z.S.  With a Chapter on
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Proctor (RICHARD A.).

  LIGHT SCIENCE FOR LEISURE HOURS.  Familiar Essays on Scientific
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  ROUGH WAYS MADE SMOOTH.  Familiar Essays on Scientific Subjects,;
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  PLEASANT WAYS IN SCIENCE, Crown 8vo., 3s. 6d.

  NATURE STUDIES.  By R.A.  PROCTOR, GRANT ALLEN, A. WILSON, T. FOSTER
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* For Mr. Proctor’s other books see Messrs. Longmans & Co.’s
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Stanley.—­A FAMILIAR HISTORY OF BIRDS.  By E. STANLEY, D.D., formerly
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Wood (Rev. J.G.).

  HOMES WITHOUT HANDS:  a Description of the Habitation of Animals,
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