Rollins, Hyder E.2020-07-291950Rollins, Hyder E. 1950. F. H. Day and Keat's biography. Harvard Library Bulletin IV (2), Spring 1950: 239-253.0017-8136https://nrs.harvard.edu/URN-3:HUL.INSTREPOS:37363321en-USJournal Article2020-07-29