The Lodge 255 Gyantwachia 2015 NOAC 100th Anniversary 8 piece OA flap set (A-D) is a collection of exclusive patches celebrating the 100th anniversary of the Boy Scouts organization. This set includes eight different patches featuring the iconic OA flap design, each representing a different letter from A to D. These patches were issued in 2015 as part of the NOAC event, making them a sought-after item for collectors and enthusiasts of Scouting memorabilia. The mixed lot packaging adds to the value and uniqueness of this limited edition set.