General Information

Serial #

N/A

Part Number

1

Total Parts

2

AKA

N/A

Patents

N/A

General Description

WOODEN BOX & SUPPORTING STRUCTURES; SILVERED GLASS MIRROR; GLASS TOP; METAL HINGES & CLASP CLOSURE/ CARDBOARD BOX IS ORIGINAL

Dimensions

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

Length

18.5 cm

Width

16.6 cm

Height

4.3 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Photography

Category

Still images

Sub-Category

N/A

Manufacturer

AKA

DUFAY

Country

England

State/Province

Hertfordshire

City

Elstree

Context

Country

Canada

State/Province

Ontario

Period

DUFAYCOLOUR TRANSPARENCIES POPULAR C.1920S-1930S+

Canada

PART OF A LARGE & VARIED COLLECTION OF PHOTOGRAPHIC EQUIPMENT FROM HOPE GILLIES ROSS ESTATE. MUCH OF THIS COLLECTION IS ASSOCIATED WITH EARLY AMATEUR COLOR PROCESSING IN THE 1920-1930S. IT IS CONSIDERED REPRESENTATIVE OF THE NORTH AMERICAN AMATEURENTHUSIAST OF THE PERIOD. (AS PER JAJ)

Function

TO ENABLE USER TO VIEW COLOUR NEGATIVE IMAGE.

Technical

DUFAYCOLOUR PROCESS DEV'D BY LOUIS D. DUFAY IN FRANCE C.1910. A SCREEN OF SMALL-PARTICLE PRIMARY COLOUR FILTERS WAS LAID DOWN ON THE FILM SUPPORT BASE IN THE FORM OF A DYED GRID PATTERN OVER WHICH THE EMULSION WAS COATED. THE FILM WAS EXPOSED THROUGH THIS BASE. (REF.1 & 3). THE IMAGE WAS VIEWED BY EITHER PROJECTION OR IN A HAND VIEWER LIKE THIS. THE SLIDE WAS INSERTED BEHIND THE GLASS PLATE & VIEWED IN MIRRORED BASE.

Area Notes

Unknown

Details

Markings

NONE ON.1-.2/.1-.2PT BOXES BEAR IDENTICAL TEXT (FORMATTED ONLY SLIGHTLY DIFFERENTLY): 'VIEWING BOX/ FOR/ DUFAYCOLOR/ Transparencies/ DUFAY-CHROMEX LIMITED, Elstree, Hertfordshire'.

Missing

APPEARS COMPLETE. MIRROR IN VIEWER IS SCRATCHED, WITH SOME SURFACE LOSS.

Finish

VIEWER PAINTED OR STAINED & LACQUERED BLACK; PALE GREEN GLASS PLATE FITTED OVER FROSTED GLASS WINDOW/ OUTER GLASS PLATE CLIPS & BOX CLASP ARE SILVER METAL/ LIGHT BROWN CARDBOARD BOX HAS YELLOW & RED LABEL; BLACK TEXT

Decoration

PATTERNS OF SCROLLING LINES & HEARTS DECORATE BOX CLASP. CLASP ENDS & LATCH PROPER HAVE CLUB-SHAPED ENDS.