785. Linnæan Society of N. Y., Abstract, Proc. of. First 4 Reports, lot of 4 pieces. Printed covers. 1888-92.$1.00

786. Literary Record and Journal of the Linnæan Assoc. of Pennsylvania College. Vols. 1 and 2 in 1 vol., half roan, illus. Contains articles on the Chinese Magnetic Chariot, Catalogue of Birds Found in the Neighborhood of Carlisle, Cumberland Co., Pa., by S. F. Baird; plate of the Hydrarchos; or, Fossil Sea Serpent, etc. Gettysburg, 1844-46.$5.00

787. Mathematische und Naturwissenschaftliche Berichte aus Ungarn. Vols. 6 to 16, inclus., lacking vols. 10 and 11; 9 complete vols. Printed covers, col. and plain plates. Budapest, 1889 to 1899. The lot,$6.00

787A. Memoirs of the Wernerian Natural History Society. Vol. 1. For 1808, ’09, ’10. Boards, uncut, paper label, 630 pp., colored plates, much on Fish and Whales. Edinburgh, 1811.$6.00

788. Meteorologischen Commission des Naturforschenden Vereines in Brünn, Bericht der. Vols. 6 to 17, inclus.; vols. 14 and 15 lacking; 10 complete vols. Paper covers, maps. Brünn, 1888 to 1898. The lot,$4.00

789. Michigan. Academy of Science, First Report of. From its Organization, 1894, to June, 1899. By Barrows. 180 pp., illus. Lansing, 1900.$1.25

790. Midland Naturalist. Jour. Midland Union Nat. History Soc. N. Series. Vols. IX to XVI, inclus., complete in original Nos., except vol. XV, which lacks Nos. 175 and 180. Birmingham, Eng., 1886 to 1893.$5.75

791. Museo Nacional de Buenos Aires, Communic. del. Vol. 1, 10 parts lacking part 4 to complete. Stitched, illus. B. Aires, 1898-1901.$1.25

792. Museo Nacional de Buenos Aires, Anales del. Vols. 4, 5, and 6, complete. Royal 8vo, orig. paper covers, map, colored and plain folding plates. 3 vols. Buenos Aires, 1895 to 1899.$3.75

793. Museo Nacional, Rio de Janeiro, Archivos. Vols. 7 to 10, inclus. 4 complete vols. Vol. 9 being Revista Mus. Nac. Folio, orig. paper covers, fully illus. Vols. 7, 9, 10 in English; vol. 8 in Spanish. Rio de J., 1887 to 1899. The lot,$3.75