My old little ''Rybička'' knife. This one was made in Sandrik factory in slovakia, I think it was the early post war production (1947-1955). Really simple construction, sheet metal frame, carbon steel

Russian Imperial-era Silver Tolstoy Novelty Paper Knife by Khlebnikov, 1910

Finca. From artisans to mass production

Finca. From artisans to mass production

Rybička (knife) - Wikipedia

The Beret Project: Rybička - The Classic Czech Pocket Knife

Finca. From artisans to mass production

Vintage Circa 1945-1955 Hammer Brand 3 Jack Knife, Single Blade, Cleaned, Oiled and Edged. Celluloid Scales - Norway

The 100-Year-Old Czech Fish Knife aka Rybička

Самый известный складной нож из Чехословакии «Rybička» (Sandrik, 1947-1955) Knife fish Czech