http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
being the second edition of Aerial warfare
xlviii, 324 pages : maps, tables, diagrams 73 plates (frontispiece) ; 23 cm.
with seven new chapters by R. P. Hearne, an introduction by Sir Hiram Maxim, and 73 illustrations.