His Automating mainframe management, c1991: t.p. (Michael S. Seadle, Ph. D.) p. 4 of cover (info. resources at Cornell Univ.)

Phone call to author, 11-15-90 (Michael S. Seadle is same as Michael Seadle, author of Quakerism in Germany)

LC database, 11-15-90 (MLC hdg.: Seadle, Michael, 1950-; usage: Michael Seadle)

Educating the profession, 2016: ECIP t.p. (Michael Seadle) galley (Dr Michael Seadle; currently serves as a professor, the Director of the Berlin School of Library and Information Science, the Dean of the Faculty of Arts I and chair of the Commission on Research Malpractice at Humboldt-Universität zu Berlin)