Lord Rosse's telescope at Birr Castle, Ireland Finish:20-pack 29th June 1963

29th June 1963

for a fortnight -- complete with bowler hats and umbrellas and striped shirts

we're a fair old rickety rackety crew

with horse drawn vehicles and figures in the foreground

Lord Rosse's telescope at Birr Castle, Ireland Finish:20-pack 29th June 1963Unused illustration for the paper 'On the construction of specula of six feet aperture; and a selection from the observations of nebulae made with them', by William Parsons, 3rd Earl of Rosse, Philosophical Transactions of the Royal Society, volume 151 (1861) pp. 681 746. Study of the crane carrying the eastern counterpoise of the great telescope, similar to that used to produce figure 9, plate 24, but angled slightly differently. The image shows the