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The Phantom Peace Tree

Anonymous. "Vietnam Moratorium." The Ursinus Weekly (Collegeville), October 6th, 1969.

Diane E. Goldstein, Sylvia Ann Grider, and Jeannie Banks Thomas, Haunting Experiences: Ghosts in Contemporary Folklore (Logan, UT: Utah State University Press, 2007).

Gold, Alan C. "A Day Of Moratorium, A Lifetime Of Commitment." The Ursinus Weekly (Collegeville), October 24, 1969. Staff. "Vietnam War Protests." 2010. Accessed December 3, 2017.

Myers, Nancy J.; Russian, George W.; Crandall, Jeffrey A.; Hauseman, Susan G.; and Senior Class, Ursinus College, "1970 Ruby".

Schranger, Eileen. "UC and 500 Colleges Schedule Vietnam Moratorium Wednesday, Classes Not Offically Cancelled." The Ursinus Weekly(Collegeville), October 10, 1969.

Schranger, Eileen. "Ursinus Students, Faculty Observe Nationwide Vietnam Moratorium; Hundreds Attend Night Procession." The Ursinus Weekly (Collegeville), October 24, 1969.

Hauntings at Ursinus

Adams III, Charles J. “The Eerie Side of Ursinus.” In Montgomery County Ghost Stories. Reading: Exeter House Books,  2000.

Brooks, Bart. Handwritten note, Jan.  5, 2005.

Devlin, Dan. “Hobson Ghosts: Past and Present.” The Grizzly (Collegeville, PA), Oct. 28, 2004.

Dilouie, Craig. “College Ghosts Still a Mystery.” The Grizzly (Collegeville, PA), Feb. 20, 1987.

Hilton, Thomas. “Ghost Stalks Ursinus College,” The Mercury (Pottstown, PA), Oct. 4, 1974.

Landis, Kerri and Percelia Blidge. “Campus Plagued by Poltergeists.” The Grizzly (Collegeville, PA), Oct.  27, 2009.

Myers, Johnny. “Something Wicked This Way Comes.” The Grizzly (Collegeville, PA), Oct. 26, 2017.

Prahlad, Kate. “Clamer Ghosts at it again.” The Grizzly (Collegeville, PA), Oct. 27, 2005.

Reddy, Arnathi. ““Ghost Stories.” The Grizzly (Collegeville, PA), Oct. 29, 1997.

R., E. M. “Of Ghosts and Towers: The Histories of the Halls.” Ursinus Bulletin (Collegeville, PA), 1990.

Rubin, Harrley and Sara Jacobson. “The Phantoms of Ursinus.” The Grizzly (Collegeville, PA), Sept. 19, 1990.

Walsh, Joe. “Haunted Ursinus: Good Ole’ Ghost Stories.” The Grizzly (Collegeville, PA), Nov. 5, 2009.

The Sealed Labs of Pfahler

Campos, Louis. “The Birth of Living Radium.” Representations, vol. 97, no. 1 (2007): 1-27. Accessed November 21, 2017.

Gildner, Francis J. “An Open Letter to Alumni and Former Students of Ursinus.” The Ursinus Weekly (Ursinus College, PA), Feb. 8, 1932.

Goldstein, Diane E., Sylvia Ann Grider, and Jeannie Banks Thomas. Haunting Experiences: Ghosts in Contemporary Folklore. Logan, UT: Utah State University Press, 2007.

Helfferich, D. L., Calvin D. Yost, Jr., and Stanley Omwake (eds.). Alumni Journal, vol. XXXVIII (38), no. 2 (1940): 7.

Lavine, Matthew. The First Atomic Age: Scientists, Radiations, and the American Public, 1895-1945. New York: Palgrave Macmillan, 2013.

Lavine, Matthew. “The Early Clinical X-Ray in the United States: Patient Experiences and Public Perceptions.” Journal of the History of Medicine and Allied Sciences, vol. 67, no. 4 (2012): 587-625.

Myers, Johnny. “Something wicked this way comes.” The Grizzly (Ursinus College, PA), Oct. 26, 2017.

“New Science Building Ready for Occupancy.” The Ursinus Weekly (Ursinus College, PA), Sept. 12, 1932.

Paisley, Harry E. “Founder’s Convocation Day.” The Ursinus College Bulletin, vol. XLI (61), no. III (1942-1943): 21-26.

“Science Hall Progressing.” The Ursinus Weekly (Ursinus College, PA), May 30, 1932.

“The Tower Window.” The Ursinus Weekly (Ursinus College, PA), May 1, 1933.

"Ursinus College: The Science Building." The Ursinus College Bulletin, vol. XXX (30), no. 1, First Quarter (1932): 3-8.

The Ursinus College Catalogue (1930-1935).

The Ursinus College Catalogue (1936-1940).

Tucker, Elizabeth. Haunted Halls: Ghostlore of American College Campuses. Jackson: University Press of Mississippi, 2007.

Weart, Spencer R. Nuclear Fear: A History of Images. Cambridge, MA: Harvard College, 1988.

Wismer, Ralph  F. The Ursinus College Bulletin: Reports of Officers, vol. XLI (61), no. VI (1942-1943): 13-14.