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Australian National University Archives

Series641 - Photographic Zenith Tube (PZT) records
164 more...
Item165 - Positional Astronomy, Mount Stromlo Observatory - Clocks: phase shifting resolver
Item166 - Standard frequency equipment installation and operating instructions. Airmec Limited, High Wycombe, Bucks, U.K
Item167 - Positional Astronomy, Mount Stromlo Observatory - No-break power supply for the clock system
Item168 - Positional Astronomy, Mount Stromlo Observatory - Time Service: signal transmission arrangements (TS1)
Item169 - Positional Astronomy, Mount Stromlo Observatory - Old time keeping establishments
Item170 - Positional Astronomy, Mount Stromlo Observatory - Report on study leave and other notes (H. J. Abraham)
Item171 - Positional Astronomy, Mount Stromlo Observatory - Astronomical papers (H. J. Abraham's file)
Item172 - Positional Astronomy, Mount Stromlo Observatory - General papers (H. J. Abraham's file)
Item173 - Positional Astronomy, Mount Stromlo Observatory - PZT papers (H. J. Abraham's file)
44 more...

Positional Astronomy, Mount Stromlo Observatory - Old time keeping establishments

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Printed: 2025-05-20