Results for "Inventions"

 
Showing results 1 - 3 of 3 for Inventions
  1. Patent Drawing for Abbot's Pyrheliometer

    Patent Drawing for Abbot's Pyrheliometer

    • Date: 1940?
    • Creator: Unknown
    • Creator: Unknown

  2.  
  3. Secretary Abbot with Solar Equipment, by Unknown, Smithsonian Archives - History Div, 94-4038.

    Secretary Abbot with Solar Equipment

    • Creator: Unknown
    • Creator: Unknown

  4.  
  5. SAO Equipment Outside Smithsonian Institution Building

    SAO Equipment Outside Smithsonian Institution Building

    • Date: 1931
    • Creator: Unknown
    • Creator: Unknown

  6.  
Showing results 1 - 3 of 3 for Inventions