ASM International (The Society for Materials Engineers)
http://www.asm-intl.org/www-asm/library/index.htm

Business and Technology Information Service (Ireland)
http://www.btis.ie/

CISTI Document Delivery (Canadian Institute for Scientific and Technical Information)
http://www.cisti.nrc.ca/cisti/docdel/docdel.html

Cal Info
http://members.aol.com/
calinfola/retrieve.htm

E.B. Harris & Associates
http://www.ebharrisassoc.com/

ESP (University of Hawaii)
http://nic2.hawaii.edu/~esp/

ESTIS Document Delivery Service (University of Minnesota)
http://www.lib.umn.edu/estis/

IRRC (University of Illinois)
http://www.library.uiuc.edu/
library/irrc/main/irrc_main.stm

JICST Document Delivery Service (Japan Information Centre of Science and Technology)
http://www.jst.go.jp/EN/JICST/
ServiceGuide/ext-serv.html

NTIS (National Technical Information Service)
http://www.ntis.gov/search.htm

NYPL Express
http://www.nypl.org/research/
docdelivery/index.html

Purdue Technical Information Service
http://thorplus.lib.purdue.edu/tis/

Rapid Services (University of South Wales, Australia)
http://www.library.unsw.edu.au/rapid.html

Research Associates
http://www.researchassociates.com/Default.htm

Rice University Library
http://riceinfo.rice.edu/Fondren/RICE/

STAC Information Services Guide (State University System of Florida)
http://www.state.fl.us/stac/

UnCover SOS Service
http://uncweb.carl.org/sos/sosform.html

Wisconsin TechSearch
http://www.wisc.edu/wendt/wts.html