LS4 MEDAL FOR EXCELLENCE IN EDUCATION
  Médaille de L'Instruction Publique
Lian Khunnawuthi Haeng Kansuksa(Lian Khunnawuthi Haeng Kansuksa)

three classes – established February 24, 1955
  For: meritorious service in regard to education
  Design: Obverse: in center, bust of a three faced goddess in gold on blue enamel background, surrounded with gold wreath, which blends in at top with fixed Royal Crown suspension;
    Reverse: plain
  Ribbon: 36mm; red 7mm, violet 22mm, red 7mm for all three classes

The medal is not uncommon.

4/1 Commander / Commandeur / Dadiyaphon(Dadiyaphon)
  Design: badge as above, 37mm across, suspended from a cravat
  Ribbon: 36mm; service bar – with rosette and silver wings

M Ed Commander
4/1 Commander

4/2 Officer / Officier / Jadutaphon(Jadutaphon)
  Design: breast badge as above, 37mm across, with rosette on suspension ribbon
  Ribbon: 36mm; service bar - with rosette

M Ed Officer
4/2 Officer

4/3 Knight / Chevalier / Banjamaphon(Banjamaphon)
  Design: breast badge as above, 37mm across, with suspension ribbon
  Ribbon: 36mm; service bar – without rosette
M Ed Knight
4/3 Knight
M Ed Knight Miniature
4/3 Knight Miniature

M Ed Pendant
Unfinished pendant