- Glass lantern slide in a rectangular wooden frame. The front of the frame is incised “T.H. MC ALLISTER / OPTICIAN N.Y.” A paper label on one edge reads “Interesting Subjects, –Willow Leaf – Sun.” The image shown is a sunspot. The “Willow Leaf” pattern on the sun was described in 1860 by the British astronomer, James Nasmyth.
- Currently not on view
- Object Name
- lantern slide
- overall: 4 in x 7 in x 3/8 in; 10.16 cm x 17.78 cm x.9525 cm
- ID Number
- catalog number
- accession number
- See more items in
- Medicine and Science: Physical Sciences
- Data Source
- National Museum of American History
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