50 Rupiah

The 1958 series was among the first groups of Indonesian banknotes designed and printed entirely domestically, without the involvement of European security printers that had dominated earlier issues. Percetakan Kebayoran, the state printing works established in the Kebayoran Baru district of South Jakarta, handled the full run — a deliberate assertion of technical self-sufficiency during Sukarno's guided democracy period, when reducing foreign dependencies in government infrastructure carried real political weight.

The crediting of named Indonesian designers — Junalies on the obverse, Sadjiroen on the reverse — is worth noting. Such attribution was uncommon for the period and reflects an intentional effort to document domestic authorship of the national currency.