A discourse on some of the principal desiderata in natural history, and on the best means of promoting the study of this science, in the United-States [microform] : read before the Philadelphia Linnean Society, on the tenth of June, 1807 /
Barton, Benjamin Smith,1766-1815.
Philadelphia : Printed by Denham & Town,
1807.
Includes bibliographical references.
Sabin 3805.
Sabin Unit 154.
SCI-125.
Microfiche.
Natural history