"The purpose of this study is to describe the extent to which social work principles are demonstrated in letters written by five second-year graduate social work students on a field work placement in the Social Service Department at Florida State Hospital, Chattahoochee, Florida, between November 1, 1958, and December 19, 1958. With the exclusion of memoranda to the hospital staff, the study sample, comprised of 236 letters, includes all correspondence written by the students concerning patients assigned to them"--Introduction. / Typescript. / "August, 1959." / "Submitted to the Graduate Council of Florida State University in partial fulfillment of the requirements for the degree of Master of Social Work." / Advisor: Dixie B. Jones, Professor Directing Study. / Includes bibliographical references.