Just came across this toyota site, It's very interesting and has some specs on corollas like weights, power etc, but it has Toyotas whole line up of cars from 1936 - 2012
http://www.toyota-global.com/company/history_of_toyota/75years/vehicle_lineage/family_tree/index.html
I also go to this site for brochures, service manuals and owners manual scans. Has other cool stuff too
http://www.retrojdm.com/Search.asp?Make=Toyota