Philip Harris Ltd

Magnetic Domains Apparatus

Replenishing parts for Worcester current balance kit

Hand cup anemometer by Phillip Harris Ltd. of Birmingham

Centre-zero moving-coil galvanometer

Newton's rings apparatus by Philip Harris Ltd.

Semi-circular concave mirror in stainless steel

Rotary switch for measuring magnetic flux density by the make-and-break method

Pair of plastic ring plates

Nine hypodermic needles in original carton

Variable focus model eye

Barlow's wheel, by Philip Harris Ltd., Birmingham

See more related objects