Structure of the Milky Way galaxy Size:XL: 120 x 60cm 'Sitta capite nigro'

'Sitta capite nigro'

with a petticoat suspended from the ceiling above them

South side of Aldgate (street)

with boarding in front of it covered with advertisements

Engraving of Tycho Brahe's great equatorial armillary instrument

Structure of the Milky Way galaxy Size:XL: 120 x 60cm 'Sitta capite nigro'Plate 8 figure 4 from the paper 'On the construction of the heavens', by William Herschel, Philosophical Transactions of the Royal Society, vol. 75 (1785), pp. 213 266. Illustration of a section through the galaxy, leading Herschel to the conclusion that 'our nebula is of the third form; that is: A very extensive, branching, compound Congeries of many millions of stars.' Inscribed in pencil verso with publication details. Not signed. Watermarked 'CP'