Washington: Government Printing Office, 1900. hardcover. Part I--The Plumularidae * Part II--The Sertularidae. 34 & 41 plates by Lilian Hulsebus Crone. Together 2 vols. Folio, Part I bound in crude 1/2 linen & Part II in green buckram; ex- lib. Washington, 1900; 1904. Very good. very good.
The first 2 vols. of Nutting's exhaustive study of American hydroids.