Recent Purchases - Psj Membership Dues

as mentioned elsewhere, these membership dues stamps were affixed to a "passport" membership booklet.

PSJ (Planinarski Savez Jugoslavije) or Mountaineering Society of Yugoslavia. this organization has been around since the 1930's (or possibly earlier).

there seems to be multiple colors for many years, so I have no idea how big this part of my collection will grow to. these 14 are my first purchases. I have 3 more on order to arrive within a week or so, and next week I will be ordering another dozen or so from one of my suppliers in Serbia.

just to give a perspective of the minuscule size of these pieces:


and what I have in my collection thus far: