<div class="description">
Subjects: 1805-1877; 1809-1884; 1834-1922; 1840-1918; Botanical specimens; Braun, Alexander,; Correspondence; Engelmann, George,; Ephedra; Erineum; Eriophyidae; Euphorbia; Euphorbiaceae; Fagaceae; Focke, Wilhelm Olbers,; Gnetaceae; Letters; Quercus; Thomas, Friedrich August Wilhelm,</div>
<div class="fn value">
Thomas, Friedrich August Wilhelm,</div>
Internet Archive identifier