An ammeter or current meter is a measuring instrument that measures the magnitude of electric current. ...

An ammeter or current meter is a measuring instrument that measures the magnitude of electric current. ...

An ammeter or current meter is a measuring instrument that measures the magnitude of electric current. ...

A wattmeter is an analogue electrical measuring instrument used to calculate electrical power. This wattmeter was ...

A wattmeter is an analogue electrical measuring instrument used to calculate electrical power. This wattmeter was ...

A wattmeter is an analogue electrical measuring instrument used to calculate electrical power. This wattmeter was ...

An oscilloscope is an electronic measuring instrument that can effectively visualise cyclic variations in an electrical ...

Oblong vase tapering to a point towards the base, although widening slightly at the bottom, like ...

This analogue moving coil device was used in an electronic clock. The time corresponded to an ...

Beeld van Andreas Vesalius ten voeten uit, met een mes in de rechter- en een boek ...

An ammeter or current meter is a measuring instrument that measures the magnitude of electric current. ...

An ammeter or current meter is a measuring instrument that measures the magnitude of electric current. ...

An ammeter or current meter is a measuring instrument that measures the magnitude of electric current. ...

A voltmeter is a device used to measure electrical voltage. The value is indicated in volts. ...

This vacuum meter was used for measuring pressure below atmospheric pressure.

The head is broken off at the base of the neck. 'Hairstyle peculiar to Egyptian statues': ...

Figurine enveloped in a cloak with high, conical head covering. Presumably an effigy of the Egyptian ...

Small jug on wide low base. The diameter is larger at the base. Long narrow neck, ...