My random translations of the photo captions, from top to bottom are:

• Wide
• Wide

I think that the correct labels might be:

• SunTour 8.8.8. Wide
• SunTour 8.8.8. Wide

• Publisher: New Cycling
• Document: New Cycling May 1981 - '81 Derailleur Collection
• Date: May 1981
• Derailleur brands: SunTour
• Derailleurs: SunTour 8.8.8. Wide (1st style), SunTour 8.8.8. Wide