Text. Image ( visual ) : microform Florae Halensis, tentamen novum. Cum iconibus XII / Kurt Polycarp Joachim Sprengel. -- New York, N.Y. : Readex Microprint , 1975. -- 5 microopaques : ill. ; 23 ×ばつ 15 cm. -- (Landmarks of science / ed. by Harold Hartley, Duane H. D. Roller). -- Title from header ; Reproduction of: Halae Saxonum : Sumptibus C.A. Kümmelii, 1806. 420 p ; "Courtesy History of Science Collections, University of Oklahoma". -- (BB11295075) ; https://ci.nii.ac.jp/ncid/BB11295075 Author Heading(s): Sprengel, Kurt Polycarp Joachim. -- Subject Heading(s): LCSH : Botany -- Germany -- Halle an der Saale