Whitman Expo
Nearly 100 Collectible Bitcoins to Cross the Auction Block on Saturday, September 5.
Thank you to our sponsors!
Go check them out!
Obverse Description
Spanish text; Francisco de Paula Santander wearing military uniform, El Hombre de las Leyes (The Man of Law)
Reverse Description
Spanish text; Iglesia subterránea de las Salinas de Zipaquirá (underground Salt Cathedral of Zipaquirá); Liberty head bank seal
Catalog Information
GSID:
94704
Variety:
1o DE ABRIL DE 1979 Sig 13: Gamma/Ortega
BNB #:
B962b
Pick #:
P420b
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 1o DE ABRIL DE 1979 Sig 13: Gamma/Ortega
Body: Referring page: http://beta.greysheet.com/prices/item/1o-de-abril-de-1979-sig-13-gamma-ortega/gsid/94704 GSID: 94704 Title: 1o DE ABRIL DE 1979 Sig 13: Gamma/Ortega
Subscribe to View
View more data, info, and visualizations. Get access to retail and wholesale pricing as well as auction data.
Bank Note Value History
1o DE ABRIL DE 1979 Sig 13: Gamma/Ortega
Value By Grade
1o DE ABRIL DE 1979 Sig 13: Gamma/Ortega
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
Physical Bitcoin Takes Center Stage This Labor Day Weekend at Stack's Bowers Galleries
8/31/2026
Whitman Publications Win Three 2026 NLG Awards
Whitman Brands walked away with a trio of honors during the annual Numismatic Literary Guild awards, held during the American Numismatic Association World's Fair of Money in Pittsburgh.
8/31/2026
![Red Book Podcast: Numismatic Education for Today's Generation [Video]](https://images.greysheet.com/l/blogs/20260828/b4d9283d-3087-4fbc-b0f4-677f1a9fe462.jpg)
Red Book Podcast: Numismatic Education for Today's Generation [Video]
Red Book Podcast Featuring Jeff Garrett and Christian Strayhorn.
8/28/2026
Events
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, July 1, 2026
Heritage Auctions: World & Ancient Coins Wednesday & Thursday Select Auction
Location: Heritage Auctions
Thursday, July 2, 2026
