-O-, undated

There are 9 containers of correspondence organized by individual, organization, and subject that relates to professional and scientific subjects, including research, publication, specimen collection and identification, and education. Notable correspondents include Howard and Margaret Barr Bigelow, William Bridge Cooke, Oswaldo and Marie Fidalgo, H. M. Fitzpatrick, Richard P. Korf, Josiah L. Lowe, Lindsay Olive, Ronald H. Petersen, Gary Samuels, Robert L. Shaffer, Rolf Singer, Alexander H. Smith, and Stanley J. Smith. Three files of correspondence (1992-96) are organized chronologically. Correspondence is also located in pertinent files of the series described below.