| Bulletin of the National Science Museum Series E (Physical Sciences & Engineering) | date of publication | 
    
      |  | 
    
      
      | Bulletin of the National Science Museum Series E (Physical Sciences & Engineering) Volume 24 | December 2001 | 
    
      |  | 
                 
                |  | Toshihiro Horaguchi and Takashi Nakajima : | P.1 | 
              
                |  | A Database of Sunspot Observation I. Sketch Images |  | 
              
                |  | 
              
                |  | Keiichi Saijo: | P.13 | 
              
                |  | Terrestrial Globe Made by Harumi Shibukawa in 
                  Edo Era and Making of its Replica |  | 
              
                |  | 
              
                |  | Masahiro Maejima: | P.25 | 
              
                |  | Short History and Calculation of the Wilbur Machine |  | 
              
                |  |