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by Science Source
$32.00
Size
Pillow Insert
Image Size
Product Details
Our throw pillows are made from 100% spun polyester poplin fabric and add a stylish statement to any room. Pillows are available in sizes from 14" x 14" up to 26" x 26". Each pillow is printed on both sides (same image) and includes a concealed zipper and removable insert (if selected) for easy cleaning.
Design Details
French astronomer, Jules Janssen, poses with his telescope in the late nineteenth century. In this period photography and spectroscopy began to... more
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Sticker
French astronomer, Jules Janssen, poses with his telescope in the late nineteenth century. In this period photography and spectroscopy began to extend the power of telescopic observation. Janssen's photographs of the sun were famous were famous. Pierre Jules Cesar Janssen (1824-1907) was a French astronomer who, along with the English scientist Joseph Norman Lockyer, is credited with discovering the gas helium. In 1857 he went to Peru in order to determine the magnetic equator; in 1861-1862 and 1864, he studied telluric absorption in the solar spectrum in Italy and Switzerland; in 1867 he carried out optical and magnetic experiments at the Azores; he successfully observed both transits of Venus, that of 1874 in Japan, that of 1882 at Oran in Algeria; and he took part in a long series of solar eclipse-expeditions, e.g. to Trani (1867), Guntur (1868), Algiers (1870), Siam (1875), the Caroline Islands (1883), and to Alcosebre in Spain (1905). He was active in the establishment of the astr...
$32.00
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