Whitman Expo
Greysheet Podcast featuring John Feigenbaum and Ian Russell
Thank you to our sponsors!
Go check them out!
Obverse Description
English text; port building and cargo ship; double diamond foil patch with demetalized BSL; coat of arms; I T A Wallace-Johnson
Reverse Description
English text; stylized man with date cluster; Bank of Sierra Leone building
Catalog Information
GSID:
133994
Variety:
4th OCTOBER 2018 Sig 21: Kallon/Stevens Prefix FY
BNB #:
B126d
Pick #:
P31
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 4th OCTOBER 2018 Sig 21: Kallon/Stevens Prefix FY
Body: Referring page: http://livetest.greysheet.com/prices/item/4th-october-2018-sig-21-kallon-stevens-prefix-fy/gsid/133994 GSID: 133994 Title: 4th OCTOBER 2018 Sig 21: Kallon/Stevens Prefix FY
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
4th OCTOBER 2018 Sig 21: Kallon/Stevens Prefix FY
Currency
Grade Range
Sort by
Pricing
Values
Banknote Book (CPG) Values
No date Sig 1 Prefix A/1 - A/6 Intro: 04 08 1964
Worth: $3 – $10
Sig 3 Prefix A/7 - A/8 Intro: 1969
Worth: $5 – $80
Sig 4 Prefix A/9 - A/12 Intro: 1970
Worth: $5 – $70
Diagonal red SPECIMEN ovpt front/back; all-zero s/n
Worth: $225 – $225
Horizontal CANCELLED perf; all-zero s/n
Worth: $200 – $200
Diagonal red SPECIMEN and DLR oval ovpts front/back; horizontal red SPECIMEN NO # ovpt lower left front; all-zero s/n
Worth: $250 – $250
Replacement: Prefix Z/1 Unconfirmed
No date Sig 1 Prefix B/1 - B/21 Intro: 04 08 1964
Worth: $5 – $90
Sig 2 Prefix B/22 - B/25 Intro: 1967
Worth: $10 – $150
Sig 3 Prefix B/26 - B/30 Intro: 1969
Worth: $14 – $225
Sig 4 Prefix B/31 - B/41 Intro: 1970
Worth: $6 – $100
Diagonal red SPECIMEN ovpt front/back; all-zero s/n
Worth: $225 – $225
Diagonal red SPECIMEN and DLR oval ovpts front/back; horizontal red SPECIMEN NO # ovpt lower left front; all-zero s/n
Worth: $250 – $250
Horizontal SPECIMEN / OF NO VALUE perf; all-zero s/n
Worth: $225 – $225
Diagonal red SPECIMEN and DLR oval ovpts front/back; horizontal red SPECIMEN NO # ovpt lower left front; all-zero s/n
Worth: $250 – $250
Greysheet News
![Greysheet Podcast: RARE COIN MARKET EXPLODING! Ian Russell Reveals the Coins Collectors Are Buying NOW [Video]](https://images.greysheet.com/l/blogs/20260918/1dc72704-e5bd-44bf-ad3d-7f11027ec440.jpg)
Greysheet Podcast: RARE COIN MARKET EXPLODING! Ian Russell Reveals the Coins Collectors Are Buying NOW [Video]
9/18/2026
Carthage Gold Stater Leads Heritage's LII Collection Ancient Coins Auction to $823,683
Heritage's Sept. 8 Ancient Coins Showcase Auction achieves 100% sell-through rate as Greek, Ptolemaic, Macedonian and Judaean rarities deliver strong results.
9/17/2026
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
