Cite

ALS to Mrs. Sinclair, [London]

MLA

Norton, Caroline Sheridan, 1808-1877. ALS to Mrs. Sinclair, [London]. Box 2, folder 81. undated. https://collections.library.yale.edu/catalog/16495564.

APA, 6th edition

Norton, Caroline Sheridan, 1808-1877. (["Box 2, folder 81"])(undated)[ALS to Mrs. Sinclair, [London]]. https://collections.library.yale.edu/catalog/16495564.