Whitman Expo
Half Dome Collection Indian $10, $5, and $2.50 coins now listed by CAC as the top-rated sets of their kind, and $20 Saints are a whisper away.
Thank you to our sponsors!
Go check them out!
Obverse Description
Front (vertical): Portuguese text; writer and professor António Aurélio Gonçalves; medallion made of dragon tree leaves; hand with pen registration device; holographic inkwell with quill
Reverse Description
Back (vertical): Portuguese text; landscape of Chanzinha on the island of São Nicolau, including a dragon tree; hand with pen
Catalog Information
GSID:
91406
Variety:
25 de Setembro de 2007 Sig 8: Frederico/de Burgo Prefix HA - HQ
BNB #:
B214a
Pick #:
P70
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 25 de Setembro de 2007 Sig 8: Frederico/de Burgo Prefix HA - HQ
Body: Referring page: http://beta.greysheet.com/prices/item/25-de-setembro-de-2007-sig-8-frederico-de-burgo-prefix-ha-hq/gsid/91406 GSID: 91406 Title: 25 de Setembro de 2007 Sig 8: Frederico/de Burgo Prefix HA - HQ
Subscribe to View
View more data, info, and visualizations. Get access to retail and wholesale pricing as well as auction data.
Pricing Data Not Yet Available
We are constantly adding to our pricing database and prioritize user requests. Click below to request pricing for this item.
Request Pricing 20 de Janeiro de 1977 Sig 1: da Luz/Santos Prefix A/1, B/2, C/3, D/4, E/5, F/6, G/7, H/8, J/9
No ovpt; no perf; no sig ; no s/n
Diagonal black ESPÉCIME ovpt front/back; horizontal black SPECIMEN No # ovpt lower left front; all-zero s/n
Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN OF NO VALUE ovpt upper front/back; horizontal black # ovpt upper left back; all-zero s/n
No ovpt; no perf; no s/n
20 de Janeiro de 1977 Sig 1: da Luz/Santos Prefix A/1, B/2, C/3, D/4
Separate uniface front/back proofs on large paper
Diagonal red ESPÉCIME ovpt front/back; horizontal red SPECIMEN No # ovpt lower left front; all-zero s/n
Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN OF NO VALUE ovpt upper front/back; horizontal black # ovpt upper left back; all-zero s/n
No ovpt; no perf; no s/n
20 de Janeiro de 1977 Sig 1: da Luz/Santos Prefix A/1, B/2, C/3, D/4
Diagonal red ESPÉCIME ovpt front/back; horizontal red SPECIMEN No # ovpt lower left front; all-zero s/n
Diagonal red SPECIMEN ovpt front/back; horizontal red SPECIMEN OF NO VALUE ovpt upper front/back; horizontal black # ovpt upper left back; all-zero s/n
Diagonal red SPECIMEN ovpt front; horizontal red SPECIMEN ovpt back; horizontal red SPECIMEN OF NO VALUE ovpt upper left; red # ovpt upper right back; all-zero s/n
No ovpt; no perf; no s/n
Greysheet News
Legend Numismatics Reveals Wall Street Executive's Greatest Ever 20th Century Gold Collection
8/6/2026
Stack's Bowers Galleries Opens New Gallery in San Francisco
Rare Currency and Rich Local Heritage Highlight the Newest Location for the Numismatic Auction House.
8/5/2026
August 2026 Greensheet Market Analysis: Collectors Anticipate August Auctions
As we enter the always-busy month of August and the important auction sales at the end of the month, the paper money market, both U.S. and World, are in great shape.
8/3/2026
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