The naturalist's pocket-book, or tourist's companion, being a brief introduction to the different branches of natural history. With approved methods for collecting and preserving the various productions of nature / by George Graves.

Licence: Public Domain Mark

Credit: The naturalist's pocket-book, or tourist's companion, being a brief introduction to the different branches of natural history. With approved methods for collecting and preserving the various productions of nature / by George Graves. Source: Wellcome Collection.