The conchologist's companion; comprising the instincts and construction of testaceous animals; with a general sketch of those extraordinary productions which connect the vegetable and animal kingdoms / By the author of 'Select female biography', "Wonders of the vegetable kingdom", etc. [i.e. M. Roberts].

Licence: Public Domain Mark

Credit: The conchologist's companion; comprising the instincts and construction of testaceous animals; with a general sketch of those extraordinary productions which connect the vegetable and animal kingdoms / By the author of 'Select female biography', "Wonders of the vegetable kingdom", etc. [i.e. M. Roberts]. Source: Wellcome Collection.