CONTENTS.
[The Rivers and Valleys of Pennsylvania]: William Morris Davis
(Illustrated by one map and twenty-five cuts.)
[Topographic Models]: Cosmos Mindeleff
(Illustrated by two plates.)
[National Geographic Society—Abstract of Minutes]
[International Literary Contest to be held at Madrid, Spain]
July, 1889.
PRESS OF TUTTLE, MOREHOUSE & TAYLOR, NEW HAVEN, CONN.