Vol. 25 is composed entirely of the Alice Eastwood semi-centennial publications, no. 1-18, of the California academy of sciences Biological abstracts Life sciences collection Bibliography of agriculture Chemical abstracts Vol. 1, no. 1 is dated 1907; the general t.-p. of the volume has imprint date 1912, while at end of the table of contents of the same volume is the date "Dec. 30, 1914." Monographs, continuously paged in each volume Vol. 25 is composed entirely of the Alice Eastwood semi-centennial publications, no. 1-18, of the California academy of sciences Formed by the union of: California Academy of Sciences, San Francisco. Proceedings of the California Academy of Sciences. 3d ser.: Botany; California Academy of Sciences, San Francisco. Proceedings of the California Academy of Sciences. 3d ser.: Geology; California Academy of Sciences, San Francisco. Proceedings of the California Academy of Sciences. 3d ser.: Mathematics-physics, and: California Academy of Sciences, San Francisco. Proceedings of the California Academy of Sciences. 3d ser.: Zoology