Whitman Expo
Rarities across the spectrum of American coinage are set to cross the auction block.
Thank you to our sponsors!
Go check them out!
Like B139, but lithographed (not intaglio), windowed thread, and color changes on back.
Obverse Description
French text; leopard; Mobutu Sésé Seko in uniform with cap; coat of arms
Reverse Description
French text; Inga I hydroelectric dam on Congo River; bank initials
Catalog Information
GSID:
148183
Variety:
Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN NO # ovpt at center left; all-zero s/n
BNB #:
B140as
Pick #:
P59s
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN NO ovpt at center left; all-zero s/n
Body: Referring page: https://www1.greysheet.com/prices/item/diagonal-red-specimen-ovpt-front-back-horizontal-red-specimen-no-ovpt-at-center-left-all-zero-s-n-b140as-148183-world-paper-money-values/gsid/148183 GSID: 148183 Title: Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN NO # ovpt at center left; all-zero s/n
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
Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN NO # ovpt at center left; all-zero s/n
Currency
Grade Range
Sort by
Pricing
Values
Banknote Book (CPG) Values
30 • 6 • 1973 Sig 1: N’Bagui
Worth: $1 – $20
4 • 10 • 1974
Worth: $1 – $20
4 • 10 • 1975
Worth: $1 – $20
24 • 6 • 1976
Worth: $3 – $50
24 • 6 • 1977
Worth: $3 – $50
20 • 5 • 1978 Sig 2: Nkoso
Worth: $1 – $15
Diagonal red SPECIMEN ovpt front/back; all-zero s/n
Separate front/back; diagonal red SPECIMEN ovpt front; horizontal and vertical WERTLOS pattern back; all-zero s/n
Replacement: Suffix Z Unconfirmed
15 • 3 • 1972 Sig 1: N’Bagui
Worth: $3 – $10
27 • 10 • 1974
Worth: $3 – $10
20 • 5 • 1975
Worth: $3 – $10
27 • 10 • 1975
Worth: $3 – $10
27 • 10 • 1976
Worth: $3 – $10
27 • 10 • 1977 Sig 2: Nkoso
Worth: $3 – $10
Greysheet News
Stack's Bowers Galleries to Present Over 600 Impressive Numismatic Rarities in the Summer 2026 Global Showcase Rarities Night Session
8/21/2026
eBay Expands Authenticity Guarantee to Collectible Coins
eBay, one of the world's largest marketplaces for unique and historic coins, today announced the expansion of Authenticity Guarantee in the U.S. to a new category: collectible coins.
8/21/2026
1941-D Walking Liberty Half Dollar Leads Heritage CAC-Approved Coinage Showcase Auction to $447,813
CAC-approved Walking Liberty half dollars claim three of the auction's top four results.
8/21/2026
Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
Location: Heritage Auctions
Tuesday, June 2, 2026
Heritage Auctions: US Coins Tuesday & Wednesday Select Auction
Location: Heritage Auctions
Wednesday, June 3, 2026