Cite

"A Dangerous American Institution--The Free and Untrammeled Revolver."

MLA

Hansen, Bert, 1944-. "A Dangerous American Institution--The Free and Untrammeled Revolver.". Box 11, folder 8. 1881 December 14. https://collections.library.yale.edu/catalog/32326740.

APA, 6th edition

Hansen, Bert, 1944-. (["Box 11, folder 8"])(1881 December 14)["A Dangerous American Institution--The Free and Untrammeled Revolver."]. https://collections.library.yale.edu/catalog/32326740.