Certificate of Membership, Society of the Sigma Xi
- Title
- Certificate of Membership, Society of the Sigma Xi
- Description
- A certificate acknowledging Croasdale's admittance to the University of Pennsylvania chapter of the Society of the Sigma Xi. Her Ph.D. thesis, The Freshwater Algae of Woods Hole, Mass, was awarded the Sigma Xi Prize.
- Creator
- Society of the Sigma Xi
- Date Created
- 1938-01-19
- Citation Information
- Society of the Sigma Xi. Diploma. Jan. 19, 1938. Hannah Croasdale Papers, MS-882, Box 1, Folder 5, Rauner Special Collections Library.