Vol. 12, No. 1 (Spring, 1971). Fine. 
Journal of The Society of World War I Aero Historians issued in Santa Ana & later in Manhattan Beach, California. This issue contains "'Possunt Quia Posse Videntur': A Brief History of No. 19 (F) Squadron" by James L. Dixon, "'Forgotten' Fighters: The History of the 41st Aero Squadron" edited by Dr. Brian P. Flanagan, "Flying Camels for the 41st Aero" by Roy B. Ormond, "Impressions of 1914-1918 Aircraft" by Reginald R. Soar, "Boelcke's Unique 'Aircraft Defense'" by Lonnie Raidor, etc.