Government reports announcements & index (National Technical Information Service (NTIS), 1946)
Prethodni nasl.: Bibliography of scientific and industrial reports, 1(1946)-11(1949); Bibliography of technical reports, 12(1949)-22:3(1954); United States government research reports, 22:4(1954)-39(1964); United States government research and development reports = ISSN 0099-9156, 46(1965)-41(1966);67(1967)-71:5(1971); Government reports announcements = ISSN 0096-0799, 71:6(1971)-75:6(1975)