1. Indexer Consistency Tests—Origin, Measurements, Results and Utilization, IBM Corporation, Bethesda, Md., 1965.
2. Evaluation and Analysis of Indexing Systems, The American University Center for Technology and Administration, The Second Institute on Technical Literature Indexing, Session I, May 19–20, 1966.
3. , and , Indexing Aids, Procedures and Devices, GE Systems Operation, Bethesda, Md., December 1964.
4. An Analysis of Duplication and Consistency of Subject Indexing Involved in Report Handling at the Office of Technical Services, U. S. Dept. of Commerce, Ph.D. Dissertation, Rutgers University, 1963.