Illustrations of the birds of California, Texas, Oregon, British and Russian America, 1862. Philadelphia, birds, Pennsylvania, hawk, North America chromolithographs, RB Genr, bookplates provenance, ink stamps provenance, library copies provenance, publishers advertisements, RB Prov, The Brown Hawk, Buteo insignatus, A detailed illustration featuring two birds perched on a branch. The first bird, on the left, displays a speckled chestnut and cream plumage, characterized by intricate patterns that highlight its distinctive features. The second bird, on the right, has a dark, rich plumage, showcasing deep browns and subtle hints of lighter tones. Both birds have sharp beaks and keen expressions, suggesting their role as skilled hunters. The setting includes a few leaves on the branch, adding a touch of nature to the composition. The title at the bottom identifies the species as 'The Brown Hawk.