000			00815pam a2200265 a 4500
001			000614451
003			AM-YeNLA
005			20190426141612.0
008			860313s1987 enka b 001 0 eng d
020			_a0521325870
020			_a0521339073 (pbk.)
040			_aDLC _cDLC _dDLC
041	0		_aeng
082	0	0	_a522 _219
100	1		_aWalker, Gordon Arthur Hunter, _d1936-
245	1	0	_aAstronomical observations : _bAn optical perspective / _cGordon Walker.
260			_aCambridge [Cambridgeshire] ; _aNew York : _bCambridge University Press, _c1987.
300			_axii, 347 p. : _bill. ; _c26 cm.
500			_aIncludes index.
504			_aBibliogr.: p. [321]-341.
650		0	_aAstronomical instruments.
650		0	_aAstronomy _xTechnique.
650		0	_aOptical instruments.
650		0	_aAstrophysics.
999			_c535780 _d535780