I ' ve just found via a french forum

this site :

http://www.hifi-archiv.3owl.com/Aiwa/

the catalog are very well scanned .

regards ...

Just go one level above - Its parent site

http://wegavision.pytalhost.com/

This is the ultimate site for all vintage audio catalogs!

You could get lost in there and not be seen for days. Great site, thanks for sharing.