100 Gulden

The Privilegirte Oesterreichische National-Bank was operating under severe strain by 1858. Austria had suspended specie convertibility in 1848 during the revolutionary upheaval and would not fully restore it until 1858–59 — meaning this note circulated during a period when redemption in silver was legally uncertain and public confidence in paper fluctuated with each military and fiscal shock. The Italian campaigns of 1859 would soon force another suspension entirely.

Printed in Vienna rather than contracted abroad, as was common for Austrian issues of this period. The watermark remains the primary security feature, reflecting the limitations of domestic printing technology relative to contemporaneous Bradbury or Perkins work.