Whitman Expo
With the month of July and all the celebrations of Independence Day behind us, the rare coin market looks with anticipation to August.
Thank you to our sponsors!
Go check them out!
Obverse Description
English and Irish text; two horses yoked to plow; plowman
Reverse Description
St Patrick’s Bridge, Cork
Catalog Information
GSID:
113393
Variety:
6-5-29 Sig 6: Brennan/Robertson Prefix 01PK
BNB #:
B109Pa
Pick #:
P39
Send Catalog Feedback
To: editor@greysheet.com
Subject: I would like to contribute catalog info to CDN for 6-5-29 Sig 6: Brennan/Robertson Prefix 01PK
Body: Referring page: http://beta.greysheet.com/prices/item/6-5-29-sig-6-brennan-robertson-prefix-01pk/gsid/113393 GSID: 113393 Title: 6-5-29 Sig 6: Brennan/Robertson Prefix 01PK
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 10•9•28; 23•10•28 Sig 1: Brennan/McElligott Prefix A/01 - A/08
Worth: $225 – $900
31•12•29 - 4•8•37 Prefix ##X
Worth: $225 – $900
Diagonal black SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n
![Diagonal black SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n](https://images.greysheet.com/Ctc/Catalog/20220810/auctions_stacksbowers_com_lots_view_3_tsncp-0.20220810020211546.jpg?MaxWidth=200&Mode=Pad&Scale=UpscaleCanvas&format=webp)
10•9•28; 23•10•28 Sig 1: Brennan/McElligott Prefix H/01 - H/20; H/35 - H/40
Worth: $50 – $800
4•7•30 - 23•12•37 Prefix 23J - 45K
Worth: $50 – $800
Diagonal red SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n
![Diagonal red SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n](https://images.greysheet.com/Ctc/Catalog/20220816/auctions_stacksbowers_com_lots_view_3_n7vom-0.20220816043747075.jpg?MaxWidth=200&Mode=Pad&Scale=UpscaleCanvas&format=webp)
10•9•28; 23•10•28 Sig 1: Brennan/McElligott Prefix T/01 - T/12
Worth: $60 – $250
7•6•32 - 19•8•37 Prefix 26T
Diagonal red SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n
![Diagonal red SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n](https://images.greysheet.com/Ctc/Catalog/20221111/currency_ha_com_c_item_zx_saleno_3549_lotno_26363-0.20221111031838682.jpg?MaxWidth=200&Mode=Pad&Scale=UpscaleCanvas&format=webp)
10•9•28 Sig 1: Brennan/McElligott Prefix V/01 - V05
Worth: $120 – $500
6•7•32; 16•3•33 Prefix 06V
Worth: $120 – $500
Diagonal red SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n
![Diagonal red SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n](https://images.greysheet.com/Ctc/Catalog/20220818/auctions_stacksbowers_com_lots_view_3_kd3r5-0.20220818072214153.jpg?MaxWidth=200&Mode=Pad&Scale=UpscaleCanvas&format=webp)
10•9•28 Sig 1: Brennan/McElligott Prefix X/01
Diagonal black SPECIMEN ovpt front; dated 13•5•06 [sic]; all-zero s/n
10•9•28 Sig 1: Brennan/McElligott Prefix Y/01
Worth: $3,000 – $3,000
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
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