Aerial Espionage Mr. PERKINS asked the Secretary of State for War whether he proposes to establish observation stations in the vicinity of magazines and arsenals for the better detection of aerial espionage; and whether, when provision is made for the better protection of magazines by the provision of sky-gun batteries, he proposes to utilise the services of the local Territorial Garrison Artillery to man them? Colonel SEELY The points referred to by the hon. Gentleman have already received full consideration.