The complete set in detail

FT068
Sc. J68
1931 - Recouvrement, inscription 'taxe à percevoir' - overprinted 'UN FRANC' on 60 cts. red

FT069
Sc. J66
1927 - Recouvrement, inscription 'taxe à percevoir' - overprinted '1.20' on 2 Fr. blue

FT070
Sc. J67
1931 - Recouvrement, inscription 'taxe à percevoir' - overprinted '5 F.' on 1 Fr. lilac