Volume 44

December 2021
Bulletin of the National Museum of Nature and Science Series E (Physical Sciences & Engineering) Volume 44

Fuuka Hishiki

P.1
Reexamination of Notebooks Contained in Hantaro Nagaoka Papers in Professor Period and RIKEN Period（リンクを新しいタブで開きます）(1.4 MB)

Takahiko Kutsuna and Tomoya Yoshida

P.17
Non-destructive Analysis of Artifacts Utilized for Non-ferrous Metalworking from Iwabitsu Castle Ruins in Gunma Prefecture（リンクを新しいタブで開きます）(6.8 MB)

Masahiro Maejima

P.29
Retyping and Introducing of Letters Written by W. E. Ayrton 【NOTE】（リンクを新しいタブで開きます）(1.1 MB)