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1207 - Laboratory lever-ruler

1207 - Labor

1204 - Device for measuring the wavelength of light with a set of diffraction gratings

1204 - Devic

1203 - Board for assembling electrical circuits

1203 - Board

1202 - Set of bodies with equal volume and equal mass

1202 - Set o

1201 - Set of springs with different stiffness

1201 - Set o

2437 - Laboratory electrolysis set

2437 - Labor

1200 - Set of calorimetric bodies

1200 - Set o

1199 - Set of diffraction gratings

1199 - Set o

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