experiment equipment of Oil-drop experiment

1994

capacitor platform

1953~1962

Dry Gelatin Plates－Zeng Qin Xi family's portrait

1895~1945

Pressure gauge 1

equal beam balance

1953~1962

decade resistance box

1953~1962

Spoonbill UAV Cross-Sea Flight

Torsion balance

1953~1962

capacitor platform

1953~1962

SWAV UAV

2005

experiment equipment of Oil-drop experiment

1953~1962

Typewriter machine

Sounding regulation DEPTH GAGE

Dry Gelatin Plates－Zeng Qin Xi family's portrait

1895~1945

Letter

1983

Public servant trainee registration certificate

1955

Leica Camera

triple beam balance

1953~1962

chronograph

1964

equal beam balance

1953~1962