00569nam a2200205Ia 4500003000900000008004100009020001800050040001600068080001500084100001800099245008500117260003600202300001500238490003100253650001400284650001400298650001500312650002100327650001500348IN-BaIIA211028s9999    xx            000 0 eng d  a3-540-19898-9  cIIA Library  a520.2bKIT  aKitchin, C. R 0aTelescopes and techniquesban introduction to practical astronomycC. R. Kitchin  aNew YorkbSpringer-Verlagc1995  axii, 204p.  aPractical Astronomy Series  aAstronomy  aObserving  aPhotometry  aTelescope Optics  aTelescopes