e/Battery Potter

Information
has gloss	eng: Battery Potter or "Gun Lift Battery No.1" built in 1892 at Fort Hancock, New Jersey was the world's only disappearing gun battery that used hydraulic elevators to move the guns above a protective parapet wall. Battery Potter was also the first Endicott system battery to be partially armed.
lexicalization	eng: Battery potter
instance of	c/Disappearing guns

Media
media:img	Defenseable entrance.jpeg
media:img	Steamliftgun .jpg