Federal Highway Administration, America's Highways 1776–1976: A History of the Federal-Aid Program (1977)
“ The probable cost of administering Federal aid in the several States will no doubt be appreciably increased, owing to the fact that the States do not yet know whether Federal aid will be continued, under what conditions it will be continued, or what appropriation is likely to be made, so that it is practically impossible for them to make any definite plans with respect to the administration or financing of future work or to conduct the necessary studies preparatory to filing applications for additional aid. ”
