Whitman Expo
As dealers, collectors and investors all know, Morgan and Peace silver dollars are extremely popular American coins because of their history, legends, and silver content.
Thank you to our sponsors!
Go check them out!
Obverse Description
Portuguese text; António Agostinho Neto
Reverse Description
Portuguese text; coat of arms; Pedras Negras de Punga Andongo, Malanje (Black Rocks at Pungo Andongo in Malanje)
Catalog Information
GSID:
85517
Variety:
Abril de 2020 Sig 16: Massano Prefix A Intro: 30 07 2020
BNB #:
B557a
Pick #:
PNL
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for Abril de 2020 Sig 16: Massano Prefix A Intro: 30 07 2020
Body: Referring page: http://beta.greysheet.com/prices/item/abril-de-2020-sig-16-massano-prefix-a-intro-30-07-2020/gsid/85517 GSID: 85517 Title: Abril de 2020 Sig 16: Massano Prefix A Intro: 30 07 2020
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 11 DE NOVEMBRO DE 1976 Sig 1: Mingas/Lilolwa Prefix AA - BF Intro: 08 01 1977
Worth: $1 – $15
Diagonal red SPECIMEN ovpt front; all-zero s/n
Replacement: 1st prefix letter Z Unconfirmed
11 DE NOVEMBRO DE 1976 Sig 1: Mingas/Lilolwa Prefix AA - BA Intro: 08 01 1977
Worth: $1 – $18
Diagonal red SPECIMEN ovpt front; all-zero s/n
Replacement: 1st prefix letter Z. Unconfirmed
11 DE NOVEMBRO DE 1976 Sig 1: Mingas/Lilolwa Prefix AA - BR Intro: 08 01 1977
Worth: $1 – $15
Diagonal red SPECIMEN ovpt front; all-zero s/n
Replacement: 1st prefix letter Z Unconfirmed
11 DE NOVEMBRO DE 1976 Sig 1: Mingas/Lilolwa Prefix AA - AT Intro: 08 01 1977
Worth: $1 – $15
Diagonal red SPECIMEN ovpt front; all-zero s/n
Replacement: 1st prefix letter Z Unconfirmed
11 DE NOVEMBRO DE 1976 Sig 1: Mingas/Lilolwa Prefix AA - BG Intro: 08 01 1977
Diagonal red SPECIMEN ovpt front; all-zero s/n
Replacement: 1st prefix letter Z Unconfirmed
Greysheet News
Dollars Struck Over Three Centuries
8/14/2026
![Greysheet Market Report: Rare Coin Secrets & Franchising [Video]](https://images.greysheet.com/l/blogs/20260814/8a38731b-72e6-4c01-a1c0-701579da2500.jpg)
Greysheet Market Report: Rare Coin Secrets & Franchising [Video]
Talking Franchising and Coins! A Podcast featuring John Feigenbaum and John McGrath.
8/14/2026
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