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I observed that the spots were sometimes bridged over by a streak of light, formed of willow-leaf-shaped objects. They were apparently possessed of voluntary motion, and moved from one side of the spot to the other. These flakes were evidently the immediate sources of the solar light and heat.
He was accompanied by his daughter. They spent several days with us. The weather was most enjoyable. I had much conversation with Sir John as to the Sun spots and willow-leaf-shaped objects on the Sun's surface, as well as about my drawings of the Moon. I exhibited to him my apparatus for obtaining sound castings of specula for reflecting telescopes.
I accepted the invitation with pleasure. We duly reached the Observatory when Struve introduced me to the Father. Secchi gave me a most cordial and unlooked-for welcome. "This," he said, "is a most extraordinary interview; as I am at this moment making a representation of your willow-leaf-shaped constituents of the Solar surface!"
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