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Obverse Description
Black circular BANCO CENTRAL 10 CRUZEIROS NOVOS overprint; Portuguese text; aviation pioneer, Alberto Santos-Dumont
Reverse Description
Portuguese text; Santos-Dumont flying 14-bis canard biplane on 12 November 1906 above spectators in grassy field in Paris, France
Catalog Information
GSID:
89285
Variety:
Sig 4 Series 1701-2700
BNB #:
B809c
Pick #:
P189
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To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for Sig 4 Series 1701-2700
Body: Referring page: http://beta.greysheet.com/prices/item/sig-4-series-1701-2700/gsid/89285 GSID: 89285 Title: Sig 4 Series 1701-2700
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Bank Note Value History
Sig 4 Series 1701-2700
Value By Grade
Sig 4 Series 1701-2700
Banknote Book values
Currency
Grade Range
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Pricing
No date Sig 2 Series 1701-2200 Intro: 1965
Worth: $2 – $30
Diagonal red SPECIMEN and DLR oval ovpts; horizontal red SPECIMEN No # ovpt lower left; all-zero s/n
No date Sig 2 Series 1-493 Intro: 00 08 1966
Worth: $6 – $100
Series 561-590 Intro: 1967
Worth: $6 – $100
Diagonal red SPECIMEN ovpt front; all-zero s/n
Two diagonal red MODÊLO ovpts
Uniface front proof; no ovpt; no perf; no s/n
No date Sig 2 Title right: MINSTRO… (error) Series 3056-3151 Intro: 13 02 1967
Worth: $2 – $2
Title right: MINISTRO… (corrected) Series 3152-4055
Worth: $2 – $2
No date Sig 2 Title right: MINSTRO… (error) Series 786-1313 Intro: 13 02 1967
Worth: $2 – $2
Title right: MINISTRO… (corrected) Series 1314-1885
Worth: $2 – $2
No date Sig 2 Title right: MINSTRO… (error) Series 416-911 Intro: 13 02 1967
Worth: $3 – $3
Title right: MINISTRO… (corrected) Series 912-1515
Worth: $3 – $3
No date Sig 2 Series 1461-2360 Intro: 13 02 1967
Worth: $1 – $13
Two diagonal red SPECIMEN ovpts front; no s/n; selvage
Greysheet News
The Business of Numismatics: August 2026 Greysheet Editor's Letter
8/7/2026
Stack's Bowers Galleries Presents the Extraordinary Mack C. Chase Collection of Walking Liberty Half Dollars in the 2026 Global Showcase Auction
"These coins have been off the market for at least 10-15 years, and many of them are in older generation grading holders as well, adding to the excitement," comments John M. Pack.
8/7/2026
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