Cite

Letters and diary, 1861-1863

MLA

Martin, Lambert A., -1863. Letters and diary, 1861-1863. Portfolio (oversize). https://collections.library.yale.edu/catalog/2002856.

APA, 6th edition

Martin, Lambert A., -1863. (["Portfolio (oversize)"])[Letters and diary, 1861-1863]. https://collections.library.yale.edu/catalog/2002856.