bids are invited for spring balance spring balance , spring blance tubular , balance physical , weight box , resonance apparatus , veriner calliper , vernier calliper ime , fortins barometer , cylinder metal set , wooden cube , mater scale one , s g bottle , spherometer single disk , screw gauge , stop watch digital , inclined plain , parallelogram apparatus , searles apparatus , lens holder , optical bench , wire gauge with frame , travelling microscope , copper calorimeter , soldering iron , max min thermometer , bar magnet , cylindrical magnet , horse shoe magnet , magnetic needle , iron stand , burette clamp , k constant spring , ammeter , voltmeter , electric bell model wooden , gold leaf electroscope conical flask , water bath , meter bridge , potentiometer , plug key one , plug key two , resistance box , rheostat , resistance coil , tapping key double , tangent galvanometer , inductance coil , on off switch , tunning fork , spirit level , lead accumulator , copper wire , drawing board , compound microscope , pin hole camera , plano convex lens , reading telescope , viscosity apparatus , china dish , capillary tube for , electoromagnet , vande graf , newton law of cooling , sonometer soft wood , step down , zener diode , transistor characteristics , laser pointer red , multimeter digital , hooks law , rubber pad , pn junction diode , ldr characteristics total quantity : 134