ENGINEERING. BY GORDON KNOX.

GEOLOGY. BY A. R. DWERRYHOUSE, D.Sc.

HOW ANIMALS WORK. BY F. MARTIN DUNCAN, F.R.M.S.

WATER IN NATURE. BY W. COLES FINCH and ELLISON HAWKS.

Cloth, 6s. net per volume.


T. C. & E. C. JACK, LTD., PUBLISHERS.

"ROMANCE OF EMPIRE" SERIES.

EDITED BY JOHN LANG.

6s. net per volume.