This one was up for auction at a starting price at £2.80 with no offers. Then it disappeared only to turn up as sold for £47. Its a Satin 28a. I only know of three, Bernie's one on Richards site, this one, and one other [No pic.] 1861 Freeman 4+D Centrally cut ribbon with misaligned colon after F:D:
https://www.ebay.co.uk/itm/205436457401?_skw=1861+penny&itmmeta=01JSA06W8S3BFBQPH51PKENESB&hash=item2fd4f791b9:g:IdcAAeSwbtRoA5S2&itmprp=enc%3AAQAKAAAA4FkggFvd1GGDu0w3yXCmi1d%2BQkGYEEyLO3zLsTXIJEyWIa6xLVpE35IrDPBn9qmxFJkZt0i3drt54CP8OXL5UPAyG9trH%2BjDR7UMWMpvhzXH7myS8d%2Fd4JBE1laG5KNccTvpGKw7T3DMCEV3fO2Z6ITP0C3rgaINuxjo1RJL3idV2kEdE6qQm5oTP8%2B54xIdtP6%2FNX7G4Fll3veMNqzHmOvE7pQB5hccRPNsdluyKgyyudwU1IYz%2FJ0ybeGiPjwjhGC%2FihHVRDDaM0DEYNiUFa8tAWHkXoIIu%2BkvuOEnUgrA|tkp%3ABk9SR8zEm8DKZQ