MLA

Landor, Walter Savage, 1775-1864. "Life of Walter Savage Landor," ms. biography written in an unidentified hand. Box 1, folder 15. 1888 Apr. https://collections.library.yale.edu/catalog/2041240.

APA, 6th edition

Landor, Walter Savage, 1775-1864. (["Box 1, folder 15"])(1888 Apr)["Life of Walter Savage Landor," ms. biography written in an unidentified hand]. https://collections.library.yale.edu/catalog/2041240.