My random translations of the photo captions, clockwise from top left are:

• Record 60 1960
• Juy Export 1961
• Prestige 1962
• Raid Export 1961

I think that the correct labels might be:

• Simplex Record 60
• Simplex Juyexport 61
• Simplex Prestige (532) 1962
• Simplex Raid Export 1961

• Publisher: New Cycling
• Document: New Cycling May 1981 - '81 Derailleur Collection
• Date: May 1981
• Derailleur brands: Simplex
• Derailleurs: Simplex Record 60, Simplex Juyexport 61, Simplex Raid Export, Simplex Prestige (532)