General Information

Serial #

N/A

Part Number

1

Total Parts

3

AKA

N/A

Patents

N/A

General Description

METAL CASING & PARTS; SYNTHETIC PARTS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

285.0 cm

Width

165.0 cm

Height

45.6 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Astronomy

Category

Research

Sub-Category

N/A

Manufacturer

AKA

Jarrell Ash

Country

United States of America

State/Province

Massachusetts

City

Boston

Context

Country

Canada

State/Province

Ontario

Period

CA. 1945-1950 +

Canada

INSTRUMENT USED IN HIS SPECTROSCOPY LAB BY DISTINGUISHED BRITISH-CANADIAN PHYSICIST DR. R.W. NICHOLLS, ACQUIRED AFTER HIS MOVE FROM UNIV. OF LONDON TO UNIV. OF WESTERN ONTARIO IN 1948, & THEN MOVED TO YORK UNIVERSITY WHEN HE TRANSFERRED THERE TO HEAD NEW PHYSICS DEPT. IN 1965.

Function

INSTRUMENT IN WHICH CAMERA OR OTHER DEVICE WAS USED TO RECORD SPECTRUM ON PHOTOGRAPHIC FILM.

Technical

EXAMPLE OF COMMERCIALLY MADE RESEARCH GRADE SPECTROSCOPY INSTRUMENT OF 1940'S. THISSPECIMEN WAS FIRST USED AT COMMUNICATIONS RESEARCH CENTRE IN SHIRLEY'S BAY, OTTAWA BY BILL PETRIE; IT THEN WENT TO UNIVERSITY OF WESTERN ONTARIO PHYSICS DEPT. CA. 1960 & ON TO YORK IN 1965 WITH DR. NICHOLLS.

Area Notes

Unknown

Details

Markings

PLATE ON END READS "480 cm SPECTROGRAPH/ JARRELL-ASH COMPANY/ BOSTON, MASS. U.S.A."; PLATE ON OPPOSITE END READS "JARRELL-ASH COMPANY/ SCIENTIFIC INSTRUMENTS/ BOSTON 16, MASS."; METALLIC LETTERING ON BLACK TIMER FACE READS "INDUSTRIAL TIMER CORPORATION/ NEWARK, N.J., U.S.A.".

Missing

UNKNOWN

Finish

CASING PAINTED GREY/ METALLIC; BRUSHED & BLACK PAINTED METAL PARTS; RED & BLACK SYNTHETIC PARTS; BLACK CRINKLE & BLACK PAINTED PARTS.

Decoration

N/A