00502nam a2200145Ia 4500003000900000008004100009040001600050080001600066100002700082245011900109260005100228300001000279650004100289650002600330IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a550.38bFIU  aFluiters, Jose Cubillo 0aCarta nacional de declinaciones magneticasbvol. IIcJose Cubillo Fluiters and Instituto Geografico y Catastral     aMadridbInstituto Geografico Y Catastralc1924  a267p.  aAstronomy and Astrophysics thesaurus  aTerrestrial magnetion