Home › Authors › Everard im Thurn 👤 Everard im Thurn b. 1852 – d. 1932 · 7 books Biography An author, explorer, botanist, photographer and British colonial administrator (<a href=https://en.wikipedia.org/wiki/Everard_im_Thurn>Wikipedia</a>). Books by Everard im Thurn Thoughts, talks and tramps Thoughts, talks and tramps 1934 British Guiana and its boundar British Guiana and its boundary 1900 Among the Indians of Guiana 1883 The botany of the Roraima expedition of 1884 1881 Notes on the Indians of Guiana 1879 The boundary between British Guiana and Venezuela 1879 Birds of Marlborough 1870