DescriptionNOTE: This database was cancelled effective, December 31 2018. Access to Ei Backfiles (1884-1969) is still available. Compendex (also called Engineering Index) includes millions of bibliographic citations and abstracts from thousands of engineering journals and conference proceedings. It is combined with the Engineering Index Backfile (1884-1969) to cover over 120 years of core engineering literature. The search can be limited by document type, treatment type, language, or date.