Agricultural & Commercial Bank of Ireland, proof 30 shillings, 18- (1834-1838), uniface, sailing ship and plough at left,, (PMI unlisted design/type), ink annotation with some minor foxing/dirt. This particular design is very similar to the £3, likely a proposed design done by Batho & Bingley. First time seen and possibly unique.
Estimate: £800.00 - £1,000.00