Library:Microforms/USNTIS
NTIS (National Technical Information Service)
Pre-1980 Print index: ZT1.U65
1980-1998 CD-Rom index: ZT1.U652 CD-ROM
1962 - present Online index: available on the NTIS website
The collection includes technical reports mostly funded by the US Government, and not normally found in the US Monthly Catalog collection. Subjects covered include computer science; various fields in engineering; environmental sciences; agriculture; and Environmental Protection Agency reports. Date coverage mid 1950s to the 1990s.