Ireland 1966 ten shilling commemorative coin - inscribed "Éirí Amach na Cásca 1916", which translates as "1916 Easter Rising" on the edge.

O’Brien Coin Guide: Irish Pre-Decimal Ten Shillings

Introduction In 1926, the Minister for Finance set up a special committee of persons with artistic knowledge to advise on the designs and he chose Senator W. B. Yeats to chair it. At the first meeting of the committee, on the 17th June 1926, Joseph Brennan (at that time Secretary to the Department of Finance and later Chairman…