501.
Government printing, binding, and blank-book work to be done at Government Publishing Office.
502.
Procurement of printing, binding, and blank-book work by Director of the Government Publishing Office.
503.
Printing in veterans' hospitals.
504.
Direct purchase of printing, binding, and blank-book work by Government agencies.
505.
Sale of duplicate plates.
506.
Time for printing documents or reports which include illustrations or maps.
507.
Orders for printing to be acted upon within one year.
508.
Annual estimates of quantity of paper required for public printing and binding.
509.
Standards of paper; advertisements for proposals; samples.
510.
Specifications in advertisements for paper.
512.
Approval of paper contracts; time for performance; bonds.
513.
Comparison of paper and envelopes with standard quality.
514.
Determination of quality of paper.
515.
Default of contractor; new contracts and purchase in open market.
516.
Liability of defaulting contractor.
517.
Purchase of paper in open market.