George Parker Bidder (1836–96)

Barrister and astronomer. BA, Cambridge, 1858. Called to the bar at Lincoln’s Inn, 1860; QC, 1874; bencher, 1876. Had a large practice at the Parliamentary Bar, 1880–96. Secretary to the Royal Commission on the Megaera, 1871–2. Amateur astronomer; worked at measurement of double stars and invented a position micrometer. Also a cryptographer, and possessed the faculty of visualising numbers.