P2007/16/155 (1980)
OS [Oliver Shepard] with hand anemometer. During crossingfull information on this image »
P2007/16/154 (1980)
OS [Oliver Shepard] by his sunlight measuring instrument, Ryvingenfull information on this image »
P2007/16/645 (1980)
OS [Oliver Shepard] by his sunlight measuring instrument, Ryvingenfull information on this image »
P56/77/32 (1922)
D.G. Jeffrey and G.V. Douglas taking observations for magnetic dipfull information on this image »
