Coins just before the change in 1971 were: 1/2d (ha'penny), 1d (one penny), 3d (threepence; the coin was called a "thrup'ny bit"); 6d (sixpence); 1s (one shilling, also called one "bob"); 2s (a florin); 2s6d (half a crown; the crown, 5s (a quarter of a pound sterling), was not used in modern times).