In the Senate of the United States. May 12, 1890. -- Referred to the Committee on the District of Columbia and ordered to be printed. Mr. Pettigrew submitted the following resolution: Resolved, that the Commissioners of the District of Columbia be, and are hereby, directed to immediately furnish the Senate with a statement of the assessed value of the land per acre and the number of acres in each tract, that composes the proposed Rock Creek Park in the District of Columbia..