Matching edition prefix 261 quartet from Perth Stamp & Coin Show March 2025: (1) Year of the Snake — Sunday 9 March 2025, signed Brian Bush, 261/300; (2) Perth War Cemetery 75 Years — Saturday 8 March 2025, 261/300; (3) Fremantle Prison 170 Years — Friday 7 March 2025, signed Denis Bandy, 261/300; (4) Major General Ian Campbell Gordon AO Peacekeeping — Sunday 9 March 2025, signed Ian Gordon AO, 261/325. Matching numbers suggest sell as a set.
