General Information

Serial #

N/A

Part Number

1

Total Parts

14

AKA

N/A

Patents

N/A

General Description

ALL METAL CONSTRUCTION; BASE OF STANDS.1-.11 CONTAIN LEAD AS WEIGHT.

Dimensions

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

Length

11.0 cm

Width

11.0 cm

Height

42.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Physics

Category

Demonstration & teaching equipment

Sub-Category

N/A

Manufacturer

AKA

Laurent

Country

France

State/Province

Unknown

City

Paris

Context

Country

Canada

State/Province

Ontario

Period

THESE ITEMS PRESUMABLY USED C. 1870S- 1900S+

Canada

PART OF A COLLECTION OF PHYSICS LABORATORY AND CLASSROOM DEMONSTRATIONAPPARATUS FROM MCMASTER UNIVERSITY. FOUNDED IN 1887 MCMASTER WAS ORIGINALLY A BAPTIST INSTITUTION AND WAS LOCATED IN TORONTO. IN 1930 THE UNIVERSITY AND ITS STUDENT POPULATION OF 500 WAS MOVED TO HAMILTON, ONT. (REF. 1)

Function

USED TO SUPPORT AND PROTECT A VARIETY OF ACCOUSTICAL AND OPTICAL INSTRUMENTS AND/OR INSTRUMENT COMPONENTS.

Technical

COLLECTION OF STANDS, SUPPORTING BRACKETS AND PRISM MOUNTINGS USED WITH OPTICAL ELEMENTS FROM LEON LAURENT (FL. 1872-1912), AND ACCOUSTIC DEVICES MFD BY RUDOLPH KOENIG (1831-1902).

Area Notes

Unknown

Details

Markings

Stand incised " LAURENT/ RUE DE L'ODEON/ PARIS " on bracket. "POLAROID" & " PAT. NOS. 1,918,346 1,989,371 1,951,664 1,956,867 2,011,553 OTHER PATS. PENDING " appear in raised print on filter housing

Missing

UNKNOWN From CA of 12/03/2001 by Matthew Bruce: Undetermined - consists of different stands and pieces, none of which seem complete in themselves

Finish

.1-.9 BRIGHT LACQUERED FINISH/.10-.11 TRIANGULAR SHAPED BASE AND SLIDING ADJUSTMENT PANEL FOR SECURING PRISM ALL HAVE DARK FINISH; BRIGHT LACQUERED ADJUSTMENT KNOBS & FITTINGS/.13 WING NUT HAS DARK FINISH/.14 NATURAL FINISH

Decoration

N/A