Remnants from broken Leyden jar, including its discharging electrometer (the jar that broke, according to the tech file sometime before 1953, was the larger medical bottle in the early photos), and miscellaneous small parts including containers for amalgam (some with amalgam inside), empty glass bottle formerly holding mercury, wire on spools, two pieces of wire that may be part of smaller Leyden jar, bits of red wax or plasticene probably used as electrical insulation; squarish copper-covered electrode with remnants of red insulation, bent metal spike, bullet-shaped wooden (?) point.