Consist of materials relating to Hay's personal life and family and documents relating to businesses and organizations with which Hay was associated (the Aptitude Test Service, Hay and Associates, the Office of Price Administration, the Pennsylvania Company, and the PERSONNEL JOURNAL. Personal files include a geneology and manuscript notes on the Hay family history (Carmen, Wood, Hay); Hay's resumes; photographs (B/W) of Hay at various stages of his life; Hay's diary (1919-1920) which is a schedule of daily activities; army materials (1917-1925) which include an officer's record book, travel orders, letters (1917) regarding the proposed qualifications course in small-arms practice for quick training of new armies, letters regarding development of the Allied Tank Program, and a summary of Hay's military service, with orders and letters of recommendation; family correspondence (1914-1929, 1942-1957) of Edward (Ned) with his father (William Henry Hay, major general), with his mother, with his wife, Doris, and sons Steve, Bill, and Pete (many of the letters concern the military service of Hay, his father, and his sons during World War I and World War II); also letters concerning Hay's purchase of the PERSONNEL JOURNAL, and other family and personal correspondence. The organization files include business correspondence of Hay (1950-1953) with the Aptitude Test Service regarding various psychological tests. The materials (1947-1957) for Hay and Associates include typed manuscript articles for MEN AND MANAGEMENT (published by Hay and Associates) regarding personnel management through career development, job evaluation, executive career development, executive salary structure analysis, basic salary policies, and psychological evaluations, and an Executive Development Analysis report (1955), involving Irving Trust Company and Union Trust Company, among others. The correspondence of Hay and Associates (1950-1957) includes an exchange with Dudley Mason (Armstrong Cork Co.) regarding the Briggs-Myers Type Indicator. Also, replies from various corporations to questions from Hay regarding executive compensation for a HARVARD BUSINESS REVIEW article. Additionally, a Hay and Associates report on Philadelphia civil service practices of the Committee of 15 (1948); the "Job Man" development program for the Phoenix Indemnity Company; Hay and Associates materials regarding sales promotion, executive position evaluation, and staff, services, salaries, and running of the the Associates (1947-1957); letters and other materials (1947-1949) concerning Dr. Alfred J. Cardall (Hay and Associates and, formerly, John B. Stetson Company); and routine financial matters relating to Hay and Associates, as well as an offer to Hay by Joseph King of a position with Industrial Psychology, Inc. Hay served as acting deputy administrator for administrative management for the U.S. Office of Price Administration (OPA). Related materials include audit and evaluation of regional programs (1942), administrative survey and analysis program, report on OPA organization, analysis of work load, work load planning and reporting, analysis of management problems of OPA (1943), summary of the operations of the Administrative Management Department, organization plan of the War Production Board, report (1942) of the OPA branch of consumer durable goods by Henry E. Niles (management consultant), and reports and letters (1943) regarding analysis of OPA operating conditions. Hay served as personnel officer for the Pennsylvania Company for Banking and Trusts, at which time his work emphasized job evaluation, psychological testing, and wage and salary administration. Materials for the Pennsylvania Company include correspondence of Hay (1934-1945) with William F. Kurtz (junior vice-president) regarding personality tests; policies and procedures for distribution of time of the personnel officer and a job evaluation report (1948). Hay was publisher and editor of the PERSONNEL JOURNAL and related materials include correspondence of Hay (1947-1957) with S. Avery Raube (National Industrial Conference Board), J.E. Walters (professor of management and industrial relations, Amos Tuck School of Business Administration), Eileen Ahern (review writer) concerning articles for PERSONNEL JOURNAL, and manuscript notes and outlines of ideas for articles. Personal files include a geneology and manuscript notes on the Hay family history (Carman, Wood, Hay); Hay's resumes; photographs (B/W) of Hay at various stages of his life; Hay's diary (1919-1920) which is a schedule of daily activities; army materials (1917-1925) which include an officer's record book, travel orders, letters (1917) regarding the proposed qualifications course in small-arms practice for quick training of new armies, letters regarding development of the Allied Tank Program, and a summary of Hay's military service, with orders and letters of recommendation; family correspondence (1914-1929, 1942-1957) of Edward (Ned) with his father (William Henry Hay, major general), with his mother, with his wife, Doris, and sons Steve, Bill, and Pete (many of the letters concern the military service of Hay, his father, and his sons during World War I and World War II); also letters concerning Hay's purchase of the PERSONNEL JOURNAL, and other family and personal correspondence.