Austria, Empire. A Lot of First War Period Patriotic Pins

Six patriotic pins, including pins with the Austrian Imperial Eagle affixed to an enameled base, measuring 22.5mm in diameter, 24.1mm in diameter and 22.8mm in diameter, one bearing a bust of Franz Joseph I, measuring 25.0mm x 28.8mm, one with the colours of the Habsburg Monarchy, measuring 21.1mm x 37.0mm and one with commemorating the start of the first world war with green enamels measuring 20.5mm x 23.7mm.