Whitman Expo
On September 1, Stack's Bowers conducted a Rarities Night session in California as part of this firm's post-ANA World's Fair of Money® auction extravaganza.
Thank you to our sponsors!
Go check them out!
Obverse Description
Spanish text; Camilo Torres Tenorio
Reverse Description
Spanish text; Liberty head bank seal
Catalog Information
GSID:
94307
Variety:
1o DE ENERO DE 1950 Sig 6: Arango/Londoño Series GG in green 7- or 8-digit s/n
BNB #:
B923f
Pick #:
P390c
Send Catalog Feedback
Subject: I would like to contribute catalog info to CDN for 1o DE ENERO DE 1950 Sig 6: Arango/Londoño Series GG in green 7- or 8-digit s/n
Body: Referring page: http://www.greysheet.com/prices/item/1o-de-enero-de-1950-sig-6-arango-londoño-series-gg-in-green-7-or-8-digit-s-n/gsid/94307 GSID: 94307 Title: 1o DE ENERO DE 1950 Sig 6: Arango/Londoño Series GG in green 7- or 8-digit s/n
Subscribe to View
Log In
View more data, info, and visualizations. Get access to retail and wholesale pricing as well as auction data.
Bank Note Value History
1o DE ENERO DE 1950 Sig 6: Arango/Londoño Series GG in green 7- or 8-digit s/n
Value By Grade
1o DE ENERO DE 1950 Sig 6: Arango/Londoño Series GG in green 7- or 8-digit s/n
Banknote Book values
Currency
Grade Range
Sort by
Pricing
PRIMERO DE MAYO DE 1920 6- or 7-digit s/n Intro: 1923
Worth: $3,500 – $7,000
QUINCE DE SEPTIEMBRE DE 1919 6-digit s/n Intro: 1923
Worth: $17,000 – $33,500
QUINCE DE SEPTIEMBRE DE 1919 6-digit s/n Intro: 1923
QUINCE DE SEPTIEMBRE DE 1919 6-digit s/n Intro: 1923
20 DE JULIO DE 1923 Sig 1: Joaquín/Michelsen/Posada Series A 7- or 8-digit s/n
Worth: $130 – $500
Separate uniface front/back; no ovpt; no perf; all-zero s/n
Separate uniface front/back; no ovpt; no perf; no s/n
Two diagonal red SPECIMEN ovpt front; all-zero s/n
20 DE JULIO DE 1923 Sig 1: Joaquín/Michelsen/Posada Series B 7-digit s/n
Worth: $200 – $2,700
Separate uniface front/back; no ovpt; no perf; all-zero s/n
Separate uniface front/back; no ovpt; no perf; no s/n
Two diagonal red SPECIMEN ovpt front; all-zero s/n
20 DE JULIO DE 1923 Sig 1: Joaquín/Michelsen/Posada Series C 7-digit s/n
Worth: $400 – $1,700
Separate uniface front/back; no ovpt; no perf; all-zero s/n
Separate uniface front/back; no ovpt; no perf; no s/n
Greysheet News
1796 Coin in Post-ANA Auction Rarities Session
11/9/2026
Review Held for Dollars, Comic Art Coins and Medals
Commissioners reviewed reverse designs for the four American Innovation dollars scheduled to be released in 2028 and obverse and reverse designs for the 2027 issues in the Comic Art Coin and Medal Program.
11/6/2026
![Greysheet Podcast: A Coin Dealer Who Buys Over 500,000 Silver Dollars a Year [Video]](https://images.greysheet.com/l/blogs/20261106/7da06212-52a0-4221-a1cc-7e9ca442662f.jpg)
Greysheet Podcast: A Coin Dealer Who Buys Over 500,000 Silver Dollars a Year [Video]
Greysheet Podcast Featuring John Feigenbaum, Hunter Hicks, and Stephen Yaffe
11/6/2026
Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World & Ancient Coins ANA Signature Auction & Platinum Session
Location: Heritage Auctions
Tuesday, September 1, 2026