100 Sucres

The Banco del Ecuador was one of several competing private banks of issue operating in Ecuador during the late nineteenth and early twentieth centuries, each legally authorized to print its own currency. This arrangement collapsed definitively in 1927 when the Banco Central del Ecuador was established and the old private circulation notes were called in — giving this series a hard endpoint and explaining why surviving high-denomination examples are genuinely uncommon.

The forty-year date range on P#161A reflects repeated reissue from the same ABNC plates rather than continuous uninterrupted production. Watch for date and signature combinations: not all pairings within the range are equally available, and some authorized signatories served only briefly.