The Subterranean World. With 3 Maps and 80 Woodcuts. 8vo., 7s. net.
The Aerial World. With Map, 8 Plates and 60 Woodcuts. 8vo., 7s. net.
Heroes of the Polar World. 19 Illustrations. Cr. 8vo., 2s.
Wonders of the Tropical Forests. 40 Illustrations. Cr. 8vo., 2s.
Workers under the Ground. 29 Illustrations. Cr. 8vo., 2s.
Marvels Over our Heads. 29 Illustrations. Cr. 8vo., 2s.
Sea Monsters and Sea Birds. 75 Illustrations. Cr. 8vo., 2s. 6d.
Denizens of the Deep. 117 Illustrations. Cr. 8vo., 2s. 6d.
Volcanoes and Earthquakes. 30 Illustrations. Cr. 8vo., 2s. 6d.
Wild Animals of the Tropics. 66 Illustrations. Cr. 8vo., 3s. 6d.