000 00298 a2200133 4500
080 _a578
_bW 343
245 1 _aWatson's microscopes
260 _aLondon
_bWatson, W. Sons Ltd.
_c1926
650 _aMicroscopes
700 _aWatson, W. Sons Ltd.
100 _a
_d
300 _a160 p.
901 _a3447
999 _c33517
_d33517