Category

• Philately (3)

Country

• Yugoslavian Countries / Југословенских Земаља (3)

Attribute

• Philately (Postal History) (3)

Historical

• 1915-1918 Bulgarian Occupation (1)
• 1941-1945 World War II (1)
• Croatia (1)

Geographical

• Croatia / Hrvatska (1)
• Macedonia (former Yugoslav republic of) / (Поранешна Југословенска Република) Македонија (1)
• Serbia / Србија / Srbija (1)

Topic

• Fauna (other) (3)
• Antiquity (1)
• Automobiles, Cars, Buses (1)
• Birds (1)
• Ships & Boats (1)

Kind of Item(s)

• Postal Items (3)
• Corner Cover (Printed or Illustrated) (1)
• Parcel Post Forms (1)
• Post's Document (1)