第25巻

December 2002
Bulletin of the National Science Museum Series E (Physical Sciences & Engineering) Volume 25

前島 正裕

P.1
逓信総合博物館所蔵のブレゲ指字伝信機について(6.0 MB)
Masahiro Maejima
Four Telegraph devices Manufactured by Breguet Company Stocked at the Telecommunications Museum in Tokyo

Shigekazu Yoneda・ Takayuki Nagamine・ Yasuji Oura・Mitsuru Ebihara

P.7
Precise Determination of the Mn-53/Mn-55 Isotopic Ratio in the ALH77250 Iron Meteorite(4.8 MB)

西城 恵一

P.17
国立科学博物館所蔵の幕末期天球儀(6.8 MB)
Keiichi Saijo
Celestial Globes in the End ofEdo Era Owned by National Science Museum, Japan

佐々木 勝浩

P.23
明治 20 年 (1887年）勝利介作一挺天符掛時計について(12.0 MB)
Katsuhiro Sasaki
A Japanese Hanging Clock with Singl Foriot Made by Risuke Katsu in the 20th Year of Meiji (1887)

大迫 正弘・若有 祐子

P.35
簡単地震計の煤書き記録(6.3 MB)
Masahiro Osako and Yuko Wakaari
Historical Earthquake Records by Duplex Pendulum Seismometers