The Bruce Weiner Microcar Museum closed earlier this year and auctioned off the entire collection, from ALCA to Zundapp
The auction house website has several very nice professional photographs of each vehicle, showing various angles, details, and interior views. Check it out:
http://www.rmauctions.com/results/result.cfm?category=Cars&collection=&salecode=- BW13&sort=make&view=list¤cy=&toYear=&fromYear=&make=&lot=
The museum website has even more pics, though not as high res and not in a plain-background studio setting:
http://microcarmuseum.com/tourindex.html