A letter from Joseph Marie Terray to Mr. Cochin, the intendandant des finances, written at Versailles on 10th May 1770. The letter is endorsed as ‘No. 2062.’ In the letter, Terray says that he is sending Mr. Cochin Article 4, Chapter 5 of the Book of the States of Bourgogne and Articles 3 and 5 of the Book of the Gex. He asks Mr. Cochin to look at the differences in the objects mentioned there.