Edmund Scientific SPILHAUS SPACE CLOCK SN B867 METAL GEARS - MISSING SUN DISK
Item History & Price
| Reference Number: Avaluer:82344 | Modified Item: No |
Spilhaus Space Clock - Missing the Sun Disc Designed by Dr. Athelstan Spilhaus and produced under license by Edmund Scientific from 1964 until the early 1970s.
It was designed by Dr. Athelstan Spilhaus, Dean of Technnology, University of Minnesota (from 1949 to 1967). Dr. Spilhaus was the inventor of the bathythermograph, an invention which contributed substantially to America's submarine warfare success in WW II. The lower left dial shows regular time; the low...er right dial is a 24 hour clock which shows the time in various major cities around the world. The large Space Dial of the Spilhaus Space Clock presents a variety of important celestial information. From the large space dial you can read these 15 up-to-the minute facts: 1. The Horizon And The Visible Heavens 2. The Sun's Position In The Sky. 3. The Moon's Position In The Sky 4. Position Of The Stars 5. Relative Position Of Sun, Moon, And Stars 6. A Perpetual Calendar Showing The Current Month And Day 7. Solar Time Of Sun, Moon, And Stars At Meridian 8. Sidereal Or Star Time. 9. Current Phase Of The Moon 10. Time Of Daily Sunrise And Sunset 11. Mean Time Of Moon Rise And Moon Set 12. Mean Time Of Star Rise And Star Set 13. Current Time Of High Or Low Tide 14. Current Stage Of The Tide 15. Mean Solar Time At The clock's LocationAPPEARS TO RUN WELL - Clock keeps time. Some small scratches on the cabinet - please see photos
It was designed by Dr. Athelstan Spilhaus, Dean of Technnology, University of Minnesota (from 1949 to 1967). Dr. Spilhaus was the inventor of the bathythermograph, an invention which contributed substantially to America's submarine warfare success in WW II. The lower left dial shows regular time; the low...er right dial is a 24 hour clock which shows the time in various major cities around the world. The large Space Dial of the Spilhaus Space Clock presents a variety of important celestial information. From the large space dial you can read these 15 up-to-the minute facts: 1. The Horizon And The Visible Heavens 2. The Sun's Position In The Sky. 3. The Moon's Position In The Sky 4. Position Of The Stars 5. Relative Position Of Sun, Moon, And Stars 6. A Perpetual Calendar Showing The Current Month And Day 7. Solar Time Of Sun, Moon, And Stars At Meridian 8. Sidereal Or Star Time. 9. Current Phase Of The Moon 10. Time Of Daily Sunrise And Sunset 11. Mean Time Of Moon Rise And Moon Set 12. Mean Time Of Star Rise And Star Set 13. Current Time Of High Or Low Tide 14. Current Stage Of The Tide 15. Mean Solar Time At The clock's LocationAPPEARS TO RUN WELL - Clock keeps time. Some small scratches on the cabinet - please see photos
