B-151888:
Nov 22, 1963
ETC. - USE BY GOVERNMENT UNDER AN OPTION CLAUSE IN A NEGOTIATED CONTRACT FOR A THREE-PHASE PROCUREMENT OF SPACECRAFT CHAMBERS WHICH PROVIDES THAT THE GOVERNMENT WILL NEGOTIATE WITH THE FIRST-PHASE CONTRACTOR FOR THE SECOND AND THIRD PHASES. A REQUEST FOR PROPOSALS FROM THE FIRST-PHASE CONTRACTOR WITHOUT FURTHER NEGOTIATION OR EXECUTION OF A WRITTEN CONTRACT OR CONTRACT AMENDMENT WAS A MERE PRELIMI...