Cite

Major & Knapp Engraving, Manufacturing & Lithographic Co.

MLA

Whitman, Walt, 1819-1892. Major & Knapp Engraving, Manufacturing & Lithographic Co.. Box 1, folder 20. n.d.. https://collections.library.yale.edu/catalog/2053654.

APA, 6th edition

Whitman, Walt, 1819-1892. (["Box 1, folder 20"])(n.d.)[Major & Knapp Engraving, Manufacturing & Lithographic Co.]. https://collections.library.yale.edu/catalog/2053654.