| Bulletin of the National Science Museum Series E (Physical Sciences & Engineering) | date of publication | 
          
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            | Bulletin of the National Science Museum Series E (Physical Sciences & Engineering) Volume 20 | December 1997 | 
          
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            |  | Masahiro Osako: | P.1 | 
          
            |  | Thermal diffusivity of Olivine and Garnet Single Crystals |  | 
          
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            |  | Keiichi Saijyo: | P.9 | 
          
            |  | Recent Light Curves and Period Return Maps of RV Tauri Stars |  | 
          
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            |  | Masahiro Maejima: | P.23 | 
          
            |  | The Develpment of Radar Technologies by Japanese Imperial Navy with The Ohno Collection |  | 
          
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