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RGO Archives/RGO 18 contains:
<-- See earlier
429 Magnetical and meteorological observations, 1914
430 Measures of solar photographs
431 Miscellaneous observations, 1915
432 Astronomical observations, 1915
433 Magnetical and meteorological observations, 1915
434 Measures of solar photographs
435 Miscellaneous observations, 1916
436 Astronomical observations, 1916
437 Magnetical and meteorological observations, 1916
438 Measures of solar photographs
439 Astronomical observations, 1917
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Greenwich Observations

Title Measures of solar photographs
Reference RGO 18/434
Covering Dates 1920
Extent and Medium 1 volume
Content and context

The results of measures made at the Royal Observatory, Greenwich, of photographs of the Sun taken at Greenwich, at the Cape, and in India, 1915, printed by Neill and Co., 1920.

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