_Off for the Paper Nest_ _Initial. Brooklyn Bridge_ _Bridging the Brook_ _From Tree to Tree_ _Initial. Preparing for Flight_ _Draped in the Glittering Meshes_ _Spider-egg Cocoon_ _Initial. The Lace-wing Fly_ _The Wolf in the Fold_ _A Tempting Aphis Brood_ _Where the Aphides Swarm_ _Initial. A Woodland Path_ _The Perfumed Beetles_ _Initial. A Spore-print_ _Spore Surface of a Polyporus_ _Spore Surface of a Polygaric_ _Method of Making Spore-prints_ _Spore-print of a Boletus_ _Initial. A Nocturnal Bird_ _From a Correspondent_ _The Contents of the Cocoon_ _Where the Cocoon Came From_ _"The Owl on Muffled Wing"_ _Initial. Nettles_ _Leaf-tents of the "Comma" Caterpillar_ _A Design for a Jeweller_ _Initial. The Evening Primrose_ _Two Kinds of Buds_ _The Evening Primrose_ _"The Worm i' the Bud"_ _The Chrysalis and its Moth_ _The Substitute for the Bud_ _Initial. Dandelions_ _The Nest-builder_ _Initial. A Fly Model_ _An Interrupted Toilet_ _An Episode of Fly time_ _A Victim of Fly Fungus_ _Initial. Sweet-peas_ _An Impossible and Real Tendril_ _Grape Tendrils Evolved from Blossoms_ _The Star Cucumber and its Compound Tendrils_ _The Prank of a Tendril_ _Initial. An Impaled "Quaker"_ _The Haunt of the Grasshopper_ _The Birth of the Parasites_ _The Two-formed Flowers_ _Puzzling Forms and Faces_ _A. Fertilization of a Flower, as Believed by Grew and Linnæus_ _B. Linnæus's Idea was Wrong_ _C. and D. What Sprengel did not Explain_ _The Way in which the Flower is Fertilized_ _Initial. Clover Leaves_ _A Rowen Field_ _A Five-Leaved Specimen_ _Sleeping Clover_ _Initial. A Barberry Branch_ _"In Arching Bowers"_ _Barberry Blossoms, Showing Sepals and Petals Open. Fig. 1_ _Barberry Blossoms, Showing the Approach of the Bee. Fig. 2_ _Initial. A Woolly Flock_ _One of the Flock Magnified_ _A Winged Aphis_ _Initial. Woodbine Branch and Sphinx Caterpillar_ _What Happened the Next Day_ _What He Should Have Become_ _The Mischief-Maker_ _Initial. Bearing Off the Prey_ _A Section of the Sand-bank_ _In the Dungeon_ _EYE SPY_ A Naturalist's Boyhood I am enjoying a book, a picture, a statue, or, say, a piece of music. I know these to be the finished works of the man or the woman, but I invariably hark back to the boy or the girl. What I want to discover is the precise time, in the lives of certain boys and girls, when the steel first struck the flint, the spark flew, and out streamed that jet of fire which never afterwards was extinguished.