Observation of the Sun, 21 July 1905

Segment observation of sunspots made by John Willis on 21 July 1905 at 5pm. The spots are delineated and there are black tlc. One of 275 pencil, ink and colour wash observations of the Sun and Jupiter made by Willis in Folkestone between 1879 and 1906.

Details

Category:
Art
Object Number:
2001-769/176
Materials:
paper, pencil, ink, col. wash
Measurements:
overall: 85 mm x 113 mm
type:
drawing
credit:
Sotheby's (Olympia)