Henry Mayer's Port Moresby's Micro History: Buttons
This photograph shows some examples of button types found around Port Moresby. Included are seven Japanese Navy buttons on l-bottom, former souvenirs of some service man.
There are also seven French militaire equipe alumn buttons on the r-bottom also brought back by australians redeployed to pacific (post pearl harbour) after campaign in Syria against french forces. (i once found a french foreign legion button - no longer in collection)
The rest are all American and Australian types.