Date: 2012-04-16 04:57:00Irish people Armagh Observatory John Thomas Romney Robinson William Frederick Archdall Ellison Dunsink Observatory John Louis Emil Dreyer Eric Mervyn Lindsay Thomas Earnshaw Edward Troughton Fellows of the Royal Society Astronomy Science | | adjust the instrument for proper use. By 1797, Dr Hamilton was worried about the instrument’s accuracy because of the errors introduced by mechanical flexure of the telescope and mounting, as well as those caused byAdd to Reading ListSource URL: star.arm.ac.ukDownload Document from Source Website File Size: 263,86 KBShare Document on Facebook
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