10-004. 'BOYLES' PATENT AIR PUMP VENTILATOR' DEMONSTRATION MODEL
10-005. SINGLE BARREL VACUUM PUMP & BELL JAR BY ALOIS KREIDL
10-006. LACQUERED BRASS MAGDEBURG HEMISPHERES
10-008. FRESNEL'S MIRROR APPARATUS FOR INTERFERENCE DEMONSTRATION BY V. FRIC
10-009. HAND SPECTROSCOPE FOR LIQUIDS BY LES FILS D'EMILE DEYROLLE
10-010. LARGE POLARISER & ANALYSER FOR OPTICAL BENCH
10-013. WINTER'S FRICTIONAL ELECTRICAL MACHINE BY SVANSTROM
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10-018. VERY LARGE INDUCTION COIL (4"-6" SPARK) BY NEWTON & CO.
10-019. VERY LARGE INDUCTION COIL (4"-6" SPARK)
10-020. LARGE EARLY INDUCTION COIL
10-033. CROOKES' MAGNETIC DEFLECTION DEMONSTRATION TUBE
10-025. CROOKES' NOVELTY TUBES
10-026. DEMONSTRATION ASTATIC GALVANOMETER BY F.E. BECKER & CO.
10-028. OUDIN RESONATOR BY E. BALZARINI
10-029. VERTICAL NEEDLE TELEGRAPH DEMONSTRATION SET BY NEWTON & CO.
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