Period

38 results for: measurement instrument

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A hydrometer, an instrument that measures the specific gravity
ARP23A16_015

A hydrometer, an instrument that measures the spec...

Illustration of an astronomical quadrant, an instrument used to measure angles up to 90 degrees
ARP23A13_435

Illustration of an astronomical quadrant, an instr...

Illustration of an astronomical quadrant, an instrument used to measure angles up to 90 degrees
ARP23A13_437

Illustration of an astronomical quadrant, an instr...

Illustration of an astronomical quadrant, an instrument used to measure angles up to 90 degrees
ARP23A13_436

Illustration of an astronomical quadrant, an instr...

Using a quadrant with a plumb bob to calculate the height of a tower by triangulation
ARP15A00_384

Using a quadrant with a plumb bob to calculate the...

Instrument for timekeeping and direction
ARP11A03_434

Instrument for timekeeping and direction

Orchestra and Singers
ARP09A00_257

Orchestra and Singers

Dynamometer, an instrument for measuring mechanical force or power, designed by the French civil engineer Edme Regnier
ARP07112_010150C

Dynamometer, an instrument for measuring mechanica...

Thomas Wright
ARP07108_0460000723

Thomas Wright

Astrolabe, 11th century, Arabian
ARP07103_460000514

Astrolabe, 11th century, Arabian

Surveyors using quadrants fitted with plumb bobs
ARP07103_460000604

Surveyors using quadrants fitted with plumb bobs

Using astrolabes to calculate the height of a steeple
ARP07103_460000605

Using astrolabes to calculate the height of a stee...

Gemma Phrysius or Frisius
ARP07103_460000609

Gemma Phrysius or Frisius

Measuring the distance of an inaccessible object by triangulation
ARP07103_460000610

Measuring the distance of an inaccessible object b...

Finding the angular distance between two edges of a wood
ARP07103_460000611

Finding the angular distance between two edges of ...

Using a cross-staff to measure the height of a tower
ARP07103_460000612

Using a cross-staff to measure the height of a tow...

Cross-staffs used for surveying
ARP07103_460000613

Cross-staffs used for surveying

Title page of Edmund Gunter
ARP07103_460000614

Title page of Edmund Gunter

Measuring the altitude of the sun with ring dials
ARP07103_460000615

Measuring the altitude of the sun with ring dials

Telling time at night using a nocturnal
ARP07103_460000628

Telling time at night using a nocturnal

William Thomson's
ARP07104_460001312

William Thomson's

Transatlantic telegraph
ARP07104_460001313

Transatlantic telegraph

Wollaston's reflecting goniometer for measuring the angles of crystals
ARP07104_460001314

Wollaston's reflecting goniometer for measuring th...

Giant galvanometer
ARP07104_460001316

Giant galvanometer

Edison generator for electric light at Menlo Park
ARP07104_460001340

Edison generator for electric light at Menlo Park

Edison's improved form of JW Trowbridge's electric dynamometer
ARP07104_460001341

Edison's improved form of JW Trowbridge's electri...

Hevelius observing through refracting telescope
ARP07104_460001482

Hevelius observing through refracting telescope

Map making and surveying using a magnetic compass
ARP07105_460001568

Map making and surveying using a magnetic compass

Using a plane table and hinged staff to measure the height of a tower
ARP07105_460001570

Using a plane table and hinged staff to measure th...

Triangulation with a hinged staff
ARP07105_460001571

Triangulation with a hinged staff

Obtaining the height of a building by the use of a cross-staff
ARP07105_460001572

Obtaining the height of a building by the use of a...

Using a quadrant with a plumb bob to calculate the height of a tower by triangulation
ARP07105_460001573

Using a quadrant with a plumb bob to calculate the...

Quadrant being used to obtain the altitude of a tower
ARP07105_460001574

Quadrant being used to obtain the altitude of a to...

Methods of surveying
ARP07105_460001575

Methods of surveying

Electroscope fitted with microscope
ARP07102_390005796

Electroscope fitted with microscope

Peter Apian, "Quadrans Apiani"
ARP07095_390001162

Peter Apian, "Quadrans Apiani"

Peter Apian, "Quadrans Apiani"
ARP07095_390001163

Peter Apian, "Quadrans Apiani"

Ptolemy
ARP07095_390001301

Ptolemy