174635 Hall, C. W. (2008). A biographical dictionary of people in engineering: From the earliest records until 2000. West Lafayette, IN : Purdue University Press.

174635 Hall, Carl W. A Biographical Dictionary of People in Engineering: From the Earliest Records Until 2000. West Lafayette, IN : Purdue University Press, 2008.

174635 Hall, Carl W. A Biographical Dictionary of People in Engineering: From the Earliest Records Until 2000. West Lafayette, IN : Purdue University Press, 2008.