The Square Pattern Penny Collection Folder Set (1920-1921) documents a distinctive design era within early Australian coinage, presenting pennies from this formative post-federation period in archival-quality housing. The square pattern designation reflects the unique aesthetic characteristics that distinguish these issues from subsequent penny designs, rendering them essential for comprehensive pre-decimal collectors. This curated folder set facilitates systematic organisation and preservation of these historically significant copper coins whilst enabling scholarly examination of design evolution during Australia's monetary consolidation phase. Ideal for numismatists pursuing complete penny date runs, those specialising in early Australian coinage, or collectors valuing documented presentation of period-specific currency artefacts, this 1920-1921 set exemplifies the rarity and historical importance of foundational Australian penny issues—a cornerstone acquisition for serious pre-decimal enthusiasts.
