found: Comptes consulaire de la ville de Riscle, 1886-92.
found: Col. Lipp. gaz.(former countship of SW France; in 1607, Henry IV incorporated Armagnac into royal domain as part of Gascony)
found: Petit Robert, c1983:(area corresponds approx. to current dept. of Gers)
found: GeoNames, algorithmically matched, 2009(region; 43°45ʹ00ʺN 000°10ʹ00ʺE)
found: Wikipedia, Sept. 12, 2014(Armagnac (province); The county of Armagnac; Gascon: Armanhac; situated between the Adour and Garonne rivers in the lower foothills of the Pyrenées, is a historic county of the Duchy of Gascony, established in 601 in Aquitaine (now France). It is a region in southwestern France that includes parts of the Departments of Gers, Landes, and Lot-et-Garonne. The region is predominantly agricultural and is noted for its Armagnac brandy, the oldest French brandy. It is also renowned for its manufacture of foie gras)
found: Britannica online, May 4, 2015(Armagnac, historic region of southwestern France, now contained in the département of Gers. A part of the duchy of Gascony in Merovingian and Carolingian times, Armagnac became an autonomous political unit during the 10th century. During the 17th and 18th centuries, Armagnac existed as an administrative division of the gouvernement-général of Guyenne-et-Gascogne)