General Information

Serial #

N/A

Part Number

1

Total Parts

6

AKA

N/A

Patents

N/A

General Description

METAL, INCLUDING IRON/ GLASS.

Dimensions

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

Length

93.0 cm

Width

58.0 cm

Height

358.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Astronomy

Category

Observation equipment

Sub-Category

N/A

Manufacturer

AKA

Brashear

Country

United States of America

State/Province

Pennsylvania

City

Pittsburgh

Context

Country

Canada

State/Province

Ontario

Period

UP TO 1970

Canada

USED AT THE DOMINION OBSERVATORY; BUILT SEPARATE BUILDING AT DOMINION OBSERVATORY JUST FOR ASTRONOMICALPHOTOGRAPHY.

Function

FOR OBSERVING & PHOTOGRAPHING CELESTIAL OBJECTS & PHENOMENON, photometric astronomy.

Technical

COMBINES TWO TELESCOPES ON A SINGLE BASE; DRIVE HAS ORIGINAL CENTRIFUGAL GOVERNOR; 8-INCH DOUBLET WITH 40-INCH FOCAL LENGTH with 6-inch doublet, 3.3-inch Zeiss-Tessar lens, and 4.5-inch guide scope.

Area Notes

Unknown

Details

Markings

PLATE 'JOHN A. BRASHEAR CO. LT'D./ PITTSBURGH, PA./ U.S.A.'/ LABELS STUCK ON VARIOUS PLACES 'FOCUS', 'DEC LOCK', 'RA LOCK', 'DEC SLOW' [dec=declination].

Missing

UNKNOWN. From CA of 11/07/2001 by Matthew Bruce: Yes - missing small items such as name plate, misc. screws, etc.

Finish

PAINTED BLACK, NEAR BOTTOM OF BASE IS RED & QUITE RUSTY.

Decoration

N/A