This catalogue serves as a comprehensive reference for collectors and historians of Irish philately, focusing on the period between 1865 and 1971. Compiled by the Cork Stamp and Coin Centre, it details the specific issues, variations, and historical context of Irish postage stamps during a significant era of the nation's postal history. The work aims to provide an authoritative listing for accurate identification and valuation.

This specialised catalogue is likely regarded by philatelists as a valuable and authoritative resource for the study and collection of Irish stamps. Its detailed focus on a specific historical period and region suggests it is a key reference for serious collectors and historians. The compilation by a dedicated stamp and coin centre implies a high degree of accuracy and expertise.