00788nam a2200253Ia 4500 114323 BIBL 20160527183758.0 810424s1981 enka 00110 eng 81006191 //r86 052124059X 0521284112 (pbk.) QB62.5 .D83 1981 522/.076 19 522.076 D856p2 Duffett-Smith, Peter. 218714 Local Practical astronomy with your calculator Peter Duffett-Smith. 2nd ed. Cambridge [Cambridgeshire] New York Cambridge University Press 1981. xvi, 188 p. ill. 21 cm. Includes index. Astronomy Problems, exercises, etc. 55618 Local Calculators 67895 Local 95627 95627 0 0 0 522_076000000000000_D856P2 0 evl 36356 10 10 1 2016-05-27 174444 0 522.076 D856p2 80000001236192 2016-05-27 00:00:00 r:114323 z:NCC:D 6