APA (7th ed.) Citation

Lormian & William M. Spencer Collection of French Manuscripts. (1800). Autograph letter signed: N.p., to unknown person, n.p.

Chicago Style (17th ed.) Citation

Lormian and William M. Spencer Collection of French Manuscripts. Autograph Letter Signed: N.p., to Unknown Person, N.p. 1800.

MLA (8th ed.) Citation

Lormian and William M. Spencer Collection of French Manuscripts. Autograph Letter Signed: N.p., to Unknown Person, N.p. 1800.

Warning: These citations may not always be 100% accurate.