Official correspondence and rough and neat minutes of the Standards Commission, with summons to meetings. The volume includes all correspondence on the distribution of the standards authenticated by Act of Parliament, the changing of the manner of charging the customs duties from per 112 lbs to 110 lbs, and correspondence with the Treasury on accounts and printing. There are also letters from astronomers, including Sir J.F.W. Herschel, J.F. Encke and T. Maclear.