M0006070: Great Spiral Nebula (M51), from Macpherson: Modern Cosmologies (1929)

Date:
07 February 1939
Reference:
WT/D/1/20/1/50/70

Licence: In copyright

Credit: M0006070: Great Spiral Nebula (M51), from Macpherson: <i>Modern Cosmologies</i> (1929). Source: Wellcome Collection.