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side 1 of blue capped tube of 2H: "Conté"
side 2 of green capped tubeof 2H: "Criterium"

Criterium Lead

Blanzy-Conté-Gilbert, France

lead type lead size available degrees/colors package quantity package composition production date origin	graphite 2 mm 18 degrees: 6B to 10H 6 plastic tube 1960 to (1980s) France
see also	Criterium Leadholder


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Gilbert Criterium Colored Lead 7605 & 7657

Gilbert & Blanzy-Poure, France

lead type lead size available degrees/colors package quantity package composition production date origin	colored 2 mm blue, red, (full range unknown) 6 paperboard box 1950s France
see also	Criterium Leadholder


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side of lead tube "Criterium" - opposite side "Gilbert"

Criterium Colored Lead

Gilbert & Blanzy-Poure, France

lead type lead size available degrees/colors package quantity package composition production date origin	colored 2 mm blue, red, (full range unknown) 6 plastic tube late 1950s to 1960 France
see also	Criterium Leadholder


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