Sito Ufficiale Moto di Lombardia has an informative catalogue of Italian motorcycles produced in the Milan region.
Motoclubstoricoconti.it Repository of Italian marque information
Hessink's Veilingen supplied images and information on a number Italian marques.
Bill Irwin of TheBikeMuseum.com has kindly loaned images of Magni, MV Agusta and other marques.
Jon Bertelli: unique Maserati M2 scooter historical information & photographs.
Aspes Navaho A fine collection of Aspes catalogues, with simply masses of technical information and magazine articles of the period.
Franco Bonadonna, historical information on the Itom, with images.
Colin Jones, Itom images and information (formerly at web.onetel.com)
Aprilia Australia supplied a number of factory images of earlier Aprilia motorcycles.
ollearo.com has an excellent site on the marque, written by a member of the family.
Moto Gori: Rob Haakman of New Zealand, from an archive of his site on the marque.
Italian translations (word only, not phrase)
by Oxford University