Magnesium Hydride in Sun Spot
- Made:
- 1911 in South Kensington
- photographer:
- Alfred Fowler
Photograph showing presence of magnesium hydride in sun spots:- 1) sun spectrum (Evershed) ; 2) Spot (Evershed); 3) magnesium hydride spectrum (Fowler).
Details
- Category:
- Astronomy
- Object Number:
- 1911-315
- Materials:
- paper (fibre product) and wood composites
- Measurements:
-
overall: 18 mm x 450 mm x 297 mm,
- type:
- black-and-white prints (photographs), spectra, sun and sunspots
- credit:
- Imperial College of Science & Technology