January 1891 edition. Autographed. "Battery for 2 obilque (sic) embrasure pieces. [...] The space in this battery and the one in Iturribide were closed off by a wall... Its ditch.., ran along the site. [...] A patrol path linked both batteries and provided access to any point in the fort at Iturribide"
Subjects:
Art and Architecture-Military buildings-Forts History-Wars-2nd Carlist War (1872-1876) Trades-Soldiers