Columbia Main Spring 3/4" (0.75) x .025" x 10' Pear/Pear VV-XVI and the impact of these

and the impact of these visual materials on the branding and marketing of phonographs

Educational Resource: The book serves as an educational resource for those interested in the history of graphic design and advertising

Knurled Head

Length of Threads: 3/16"

Columbia Main Spring 3/4" (0.75) x .025" x 10' Pear/Pear VV-XVI and the impact of theseMain Spring for: Bradley; Chum; Cirola; Columbia No 5; Cresent; Davis; Diamond; Domestic; Excelsior; Harmony; Heineman Nos. 32, 36, 37, 38; Majestic; Manophone; Markel; Meteor; Modernolette; Most Portables; Operola; Outing; Pathe III; Vitanola Dimensions Width 3 4" (0. 75) Thickness 0. 025" Length 10' Outer Connection Pear Inner Connection Pear Diameter of Arbor 3 8"