APA (7th ed.) Citation

Brunings, C., Jay, F. W., & Frank Webster Jay Collection. (1783). Autograph letters signed: Spaarndam, Netherlands, to unknown persons.

Chicago Style (17th ed.) Citation

Brunings, Christiaan, Frank Webster Jay, and Frank Webster Jay Collection. Autograph Letters Signed: Spaarndam, Netherlands, to Unknown Persons. 1783.

MLA (8th ed.) Citation

Brunings, Christiaan, et al. Autograph Letters Signed: Spaarndam, Netherlands, to Unknown Persons. 1783.