Cite

"Extracts of letters from Cork:" holograph copies of portions of 2 letters from unnamed correspondents. Cork.

MLA

"Extracts of Letters from Cork:" Holograph Copies of Portions of 2 Letters from Unnamed Correspondents. Cork. 1797. https://collections.library.yale.edu/catalog/16838774.

APA, 6th edition

"Extracts of letters from Cork:" holograph copies of portions of 2 letters from unnamed correspondents. Cork. (1797). https://collections.library.yale.edu/catalog/16838774.