00441    a2200169   4500003000800000008004100008020001500049041001200064082001500076100001700091245002100108260004500129300002200174650001400196650003400210650002700244WUSLLib170111b        xxu||||| |||| 00| 0 eng d  a0074620894  aEnglish  a526.9bDUG  aDuggal, S.K.  aSurveying Vol. 1  aNew DelhibTata McGraw-Hill c1996g1996  axxii,661p.c22cm.  aSurveying  aAstronomy and allied sciences  aMathematical geography