travel and miscellaneous expenses

travel and miscellaneous expenses For necessary travel and miscellaneous expenses, not otherwise provided for, incurred by the Judiciary, including the purchase of firearms and ammunition, and the cost of contract statistical services for the office of Register of Wills of the District of Columbia, $4,710,000: Provided, That this sum shall be available in an amount not to exceed $16,500 for expenses of attendance at meetings concerned with the work of Federal probation when incurred on the written authorization of the Director of the Administrative Office of the United States Courts: Provided further, That no part of this appropriation may be used for payment of actual expenses of subsistence in excess of $25 per diem.