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Intra aural hearing aid

Intra aural hearing aid

1978-1981
Model of the Motor Ship 'Selandia'

Model of the Motor Ship 'Selandia'

1936-1938
Wooden mechanical cash register, by Adler Cycle Aktieselskab, Copenhagen, c. 1890

Wooden mechanical cash register, by Adler Cycle Aktieselskab, Copenhagen, c. 1890

1890
Token for Balloon Ascents at Tivoli Gardens, Copenhagen

Token for Balloon Ascents at Tivoli Gardens, Copenhagen

circa 1790-1850
Vaccine carrier, New Delhi, India, 1994

Vaccine carrier, New Delhi, India, 1994

1994
Electrostatic actuator type UA0033

Electrostatic actuator type UA0033

1960-1979
Universal equinoctial sundial signed "Carl Von Mandern fecit Hafnia"

Universal equinoctial sundial signed "Carl Von Mandern fecit Hafnia"

1701-1800
Contex 9 figure adding machine

Contex 9 figure adding machine

1945-1955
Memorial stele to the doorkeepr Ruma

Memorial stele to the doorkeepr Ruma

2000-1001 BCE
Contex-55 electromechanical calculating machine

Contex-55 electromechanical calculating machine

1950-1960
Contex-10 manual calculating machine

Contex-10 manual calculating machine

1950-1960
Model of the Motor Ship 'Asbjorn'

Model of the Motor Ship 'Asbjorn'

1936-1938
Twelve hypodermic needles, China, 1994

Twelve hypodermic needles, China, 1994

1994
Two screw-top bottles for drugs to stimulate ovulation (FSH and MCG)

Two screw-top bottles for drugs to stimulate ovulation (FSH and MCG)

1999
Adding machine by DTA

Adding machine by DTA

Rubber vault cap

Rubber vault cap

Radiometer electrode

Radiometer electrode

1900-1980
Obstetrical forceps

Obstetrical forceps

1801-1900
Chart recorder

Chart recorder

Tubes from box of spare parts for Astrub apparatus

Tubes from box of spare parts for Astrub apparatus

1900-1980
Precision sound level meter type 2209 serial no.595204

Precision sound level meter type 2209 serial no.595204

1960-1979
Tubes from box of spare parts for Astrub apparatus

Tubes from box of spare parts for Astrub apparatus

1900-1980
Hansen's universal manometer

Hansen's universal manometer

1946-1950
Rectangual cardboard/paper item

Rectangual cardboard/paper item

1900-1980
Measuring Amplifier (2-200000 Hz)

Measuring Amplifier (2-200000 Hz)

1970-1990
Noise Generator

Noise Generator

1970-1990
Two Vaccine Cold Chain Monitor Cards and Thermometers

Two Vaccine Cold Chain Monitor Cards and Thermometers

1994
Instruction manual

Instruction manual

1900-1980
bag containing two balck circles

bag containing two balck circles

1900-1980
Radiometer electrodes in a white box

Radiometer electrodes in a white box

1900-1980
Tubes from box of spare parts for Astrub apparatus

Tubes from box of spare parts for Astrub apparatus

1900-1980
Book of directions for Hansen's universal manometer by O. Dich and Kaiser' s Laboratory Ltd

Book of directions for Hansen's universal manometer by O. Dich and Kaiser' s Laboratory Ltd

1946-1950
Catherization paper trace from Hansen's universal manometer

Catherization paper trace from Hansen's universal manometer

1946-1950
Box containing spare parts for Astrub apparatus

Box containing spare parts for Astrub apparatus

1900-1980
Pistonphone type 4220 serial no.221377 by Bruel & Kjaer

Pistonphone type 4220 serial no.221377 by Bruel & Kjaer

1960-1979
Resistance box No.51580 by St. N.T.S's Fabrik

Resistance box No.51580 by St. N.T.S's Fabrik

1875-1924
HANS CHRISTIAN ØRSTED

HANS CHRISTIAN ØRSTED

1977
Frequency Analyser

Frequency Analyser

circa 1960
Radiometer electode

Radiometer electode

1900-1980
Watch

Watch

1815-1825
A universal equinoctial sundial signed "Carl Von Mandern fecit Hafnia" (Copenhagen), 18th century

Equinoctial sundial

1701-1800
Astrup blood gas analyser, self contained, on trolley, made by Radiometer, Copenhagen, Denmark, c. 1960

Astrup blood gas analyser

1960
Audio frequency spectrometer type 2112 serial no. 107346, made in Denmark by Bruel & Kjaer, Copenhagen, range 22Hz to 45kHz

Audio frequency spectrometer type 2112 serial no. 107346

1960-1979
Kodak Exposure Calculator, made by Kodak Aktieselskab, Copenhagen. Slide-rule type calculator, bookform.

Kodak Exposure Calculator

Rex Recorder Model V-30 Dictation System, c. 1930, made by Zeuthen & Aargaard Ltd., Copenhagen.

Rex Recorder Model V-30 Dictation System

1910
Part sectioned working model, scale 1:10, of a six-cylinder two-stroke double-acting reversible marine diesel engine, by Burmeister and Wain, Copenhagen, Denmark, 1936-1938

Part sectioned working model, of a six-cylinder two-stroke double-acting reversible marine diesel engine

1936-1938
Audiometry equipment c. 1970 comprising: delayed side tone autiometer, mk2, by Brenell. Pitch discrimination audiometer, mk2. Beat frequency oscillator by Bruel & Kjaer, Copenhagen. Noise average meter by C.E.L. Recorder/Player by Leevers-Rich. Condenser microphone by Bruel & Kjaer. Electronic voltmeter type 2409 by Bruel & Kjaer. Noise dosimeter type 122 by C.E.L. Microphone amplifier 2601. Level recorder by Bruel & Kjoer

Audiometry equipment c. 1970 comprising: delayed side tone autiometer

1970
Level recorder type 2305, made in Denmark by Bruel & Kjaer, Copenhagen, for recording on 50 or 100mm width paper, for d.c. signals from 2Hz to 200kHz

Level recorder type 2305

1960-1979
Hansen's universal manometer, metal, with book of directions and trace, made by O. Dich and Kaiser' s Laboratory Ltd., Copenhagen, Denmark, 1946-1950

Hansen's universal manometer

1946-1950
Beat frequency oscillator type 1022 serial no. 125809, made in Denmark by Bruel & Kjaer, Copenhagen, range 20Hz to 20kHz

Beat frequency oscillator type 1022 serial no. 125809

1960-1979