1 Peso

Provincial note issues from Argentina in the 1920s were typically stopgap measures — San Juan was no exception. The province faced chronic shortages of small-denomination federal currency throughout the early 1920s, and locally printed notes like this one filled the gap in everyday commerce while the national government dragged its feet on adequate coin and note distribution to the interior.

Perforation as the sole security feature reflects the primitive production circumstances. Local printing in San Juan meant no access to specialized anti-counterfeiting technology; the perforations served more as a cancellation or validation device than a genuine deterrent.