Dictionary of abbreviations and symbols - Allen, Edward Frank, |d 1885- 245 10 |a Dictionary of abbreviations and symbols / |c Edward Frank Allen. 260 __ |a London : |b Cassell, |c 1949. 300 __ |a vi, 210 p. ; |c 20 cm. 650 _0 |a Abbreviations (Cassell, 1949)