9 two obligations, or to make payments under this Act shall be ef- eo Sec. 607. Authority to enter into contracts, to incur fective only to the extent or in such amounts as are provided in advance in appropriations Acts. O
9 two obligations, or to make payments under this Act shall be ef- eo Sec. 607. Authority to enter into contracts, to incur fective only to the extent or in such amounts as are provided in advance in appropriations Acts. O