Digital Emblem Libraries:
French Emblems at Glasgow http://www.emblems.arts.gla.ac.uk/french/
The Study and Digitalisation of Italian Emblems http://www.italianemblems.arts.gla.ac.uk/
Glasgow University Emblem Website http://www.emblems.arts.gla.ac.uk/
Emblematica Online http://emblematica.grainger.illinois.edu/
Arkyves http://arkyves.org/
Literatura Emblemática Hispánica http://www.bidiso.es/Emblematica/
Emblem Project Utrecht http://emblems.let.uu.nl/
Digitalisierung von ausgewählten Emblembüchern der frühen Neuzeit http://mdz1.bib-bvb.de/~emblem/
Biblioteca Emblematica http://dinamico1.unibg.it/cav/emblematica/login.htm
The Warburg Institute Library Digital Collection (Emblem Books) http://catalogue.ulrls.lon.ac.uk/search/Y?SEARCH=Warburg%20Institute%20digital%20copy%20%20emblems%20&searchscope=24&SORT=A
Other:
Mignault's Theoretical Work on the Emblem http://www.emblems.arts.gla.ac.uk/Mignault_intro.html
Alciato’s Book of Emblems http://www.mun.ca/alciato/