【Title】Rare Material "Children's Astronomy" by Dr. Kazukiyo Yamamoto, Doctor of Science 【Contents】Stars and constellations, summer and winter night skies. Luminosity, legends, the Big Dipper. Polaris, the sun's movement, constellations of the four seasons. The world of planets, the evening star, Venus. Jupiter, Mars, Saturn. Lunar eclipses, solar eclipses, the movement of celestial bodies. Cosmic gravity, the geocentric theory, the heliocentric theory. The solar system, universal gravitation, the Earth. Asteroids and orbits, comets, Galileo's discovery of sunspots. Uranus's satellites, meteor showers, magnitudes. Color and temperature, applications of astronomy, time and clocks. Calendars, the mysteries of the solar calendar, the lunar calendar. Longitude and latitude, navigation, aviation. Telescopes and observatories, planetariums. The Sino-Japanese War, the Greater East Asia War/Pacific War. The universe, planets, natural science. Photographs and illustrations, etc. Please refer to the table of contents image for details. 【Condition】Koseisha. Published in 1943 (Showa 18). As this is an old book from the 1940s before the war, please understand that there may be yellowing, damage, and signs of use. There are some writings such as ruby and furigana (please forgive any oversight regarding writings, etc.). 【Shipping Method】No cushioning material (bubble wrap) will be used. In the case of multiple purchases at the same time, they may be shipped together. Usually ships within 24-72 hours after purchase (after payment) (may be slightly delayed if it falls on weekends or holidays). Shipping may be delayed due to summer, year-end and New Year holidays, inclement weather, or busy periods, so the estimated shipping time is set to "4-7 days" to allow for flexibility. If shipping is delayed beyond 7 days, it will be noted in the "Profile," so please check it. In the event that the information in the images differs from the text description, please consider the "information in the images to be correct." #Rare #Book #BOOK #Japan #History #Astronomy #CelestialBodies #Constellations #Photos #KazukiyoYamamoto