Half Hours with a Naturalist: Rambles Near the Shore (1889)

THE HALF HOUR LIBRARY OF TRAVEL, NATURE, AND SCIENCE FOR YOUNG READERS - 1989 - CONTENTS. - FAIRY LAND AbIONG THE SPONGES. ORAP. PAQE I. WONDERS OF SPONGE STRUCTURE 3 11. THE RUPLECTELLA, OR VENUSS SEA-B ASKET . 12 111. THE ROSSELLA VELATA . 20 HOBIE