...g the feather of the equestrian statue of George III. at Pall Mall, London, and specimens of ears of wheat, flashy flowers, such as coxcombs, and other beautiful objects, have been exhibited. Branson , of Sheffield, England, has pursued a somewhat analogous method in obtaining castings from ferns, algae, etc. A slab of gutta-percha is softened by boiling water, laid on a smooth metallic plate, dus...