Cite

"Professor A. W. Wright's Apparatus for Roentgen Photography."

MLA

Hansen, Bert, 1944-. "Professor A. W. Wright's Apparatus for Roentgen Photography.". Box 12, folder 22. 1896 February 15. https://collections.library.yale.edu/catalog/32333718.

APA, 6th edition

Hansen, Bert, 1944-. (["Box 12, folder 22"])(1896 February 15)["Professor A. W. Wright's Apparatus for Roentgen Photography."]. https://collections.library.yale.edu/catalog/32333718.