Renseignements généraux

Nº de série

162

Nº de partie

1

Nombre total de parties

1

Ou

S/O

Brevets

S/O

Description générale

METAL BODY; METAL, GLASS & SYNTHETIC COMPONENT PARTS; FABRIC SCREEN

Dimensions

Remarque : Cette information reflète la taille générale pour l’entreposage et ne représente pas nécessairement les véritables dimensions de l’objet.

Longueur

32,0 cm

Largeur

26,5 cm

Hauteur

24,0 cm

Épaisseur

S/O

Poids

S/O

Diamètre

S/O

Volume

S/O

Lexique

Groupe

Aviation

Catégorie

Divers

Sous-catégorie

S/O

Fabricant

Ou

Williamson

Pays

England

État/province

Inconnu

Ville

London

Contexte

Pays

Canada

État/province

Colombie-Britannique

Période

PROBABLY USED C.1949-1960S

Canada

USED BY BC DEPT. OF LANDS & FORESTS AIR SURVEY BRANCH. AERIAL PHOTOGRAPHS FOR SURVEY WORK PIONEERED IN BC BY COL. G.S. ANDREWS, SURVEYOR GENERAL OF BC (APPOINTED 1951) [SEE REF.3, PP.104-5 RE GERRY S ANDREWS]. ANDREWS' STUDIES IN DRESDEN, GERMANY RE: PHOTOGRAMMETRY & SUBSEQUENT WRITINGS, ETC. INSTRUMENTAL IN CONVINCING CANADIAN GOV'T- GEOLOGICAL SURVEY BRANCH TO PURCHASE 1ST MULTIPLEX AEROPROJECTOR (1935) USED IN CANADA (BOND, C.C.J. SURVEYORS OF CANADA, P.69).

Fonction

TO TAKE AERIAL PHOTOGRAPHS FOR USE IN SURVEY & MAPPING WORK

Technique

APPLICATION OF AERIAL PHOTOGRAPHY, SPECIFICALLY PRECISION WIDE-ANGLE OBLIQUE PHOTOGRAPHY, TO TOPOGRAPHICAL SURVEYING REALIZED DURING WWII. THIS CAMERA PROBABLY PURCHASED FROM WAR ASSETS CORP. USED BY BC FOREST SERVICE. MUCH OF THIS WORK NOW PERFORMED BY SATELLITES (LANDSAT) USING BOTH RADAR & INFRARED SENSORS.

Notes sur la région

Inconnu

Détails

Marques

'WILLIAMSON MFG CO LTD/ LONDON NW.10/ EAGLE III/ CAMERA BODY/ SERIAL NO 162' & 'PAT. NOS 384380-370721' INCISED ON CASING AROUND FOCAL REGISTER PLATE/ 'EAGLE III/ HAND DRIVE UNIT/ WILLIAMSON MFG. CO. LTD./ LONDON N.W. 10/ SERIAL NO. 181' INCISED ON SIDE OF CASING; DECAL: 'SVY. BRANCH/ 201', BELOW/ 'BCFS/ #2' HANDWRITTEN ON CASING, LEFT OF HAND CRANK/ 'M #1/ BC FOREST SERVICE' HANDWRITTEN ON OPPOSITE SIDE OF CASING/ 'BCFS/ 6-inch' & '6"'HANDWRITTEN ON LENS HOUSING'/ 'EAGLE III/ FILM MAGAZINE/ WILLIAMSON MFG. CO. LTD./ LONDON NW10/ SERIAL NO. 228' STAMPED INTO MAGAZINE CASING BACK; 'SVY. BRANCH/ 222' DECAL, BELOW. '#2' HANDWRITTEN ON BACK/ 'BC FOREST SERVICE #2' HANDWRITTEN ON CASING END/ "28" stamped inside film magazine, near film reels./ "EAGLE/ INSTRUMENT BOX/ WILLIAMSON MFG CO. LTD./ LONDON N.W. 10/ SERIAL NO. 156" incised on casing. (instrument box located inside mid-section of camera body)/ "WILLIAMSON MFG CO LTD/ LONDON N.W. 10/ SAYWARD/ Eagle III/ ROSS 5"/ Wr. # 12/ BCFS" stamped or handwritten on data slide inside instrument box./ All controls and gauges labelled./ "[EAGLE] III/ [LEN]S CONE/ [WILLIAMSON] MFG. CO. LTD./ N.W. 10/ [SERIAL] No. 176" incised in lens casing, at attachment point with locking ring.

Manque

CAMERA APPEARS COMPLETE; LACKS LENS, MOUNTING EQ. & ELECTRICAL COMPONENTS REQUIRED FOR OPERATION

Fini

CAMERA BODY HAS GREY ENAMEL EXTERIOR, INTERNAL SURFACES HAVE FLAT BLACK FINISH

Décoration

S/O