MLA
Tiemann, George, and Co. 18 Piece Urethral Instrument Set. 1832. Robert W. Woodruff Health Sciences Center. Library, Box 39. https://digital.library.emory.edu/purl/624jm63z08-cor.
APA, 6th edition
Tiemann, G., & C. (1832). 18 piece urethral instrument set (Box 39) [Medical equipment]. Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/624jm63z08-cor.
Chicago
Tiemann, George, and Co. “18 Piece Urethral Instrument Set.” Medical equipment. Health Sciences Center Library Artifact Collection, 1832. Box 39. Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/624jm63z08-cor.