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Anonymous (northern Italy), Belfry clock mechanism with verge escapement and foliot

Anonymous (northern Italy), Belfry clock mechanism with verge escapement and foliot

Giuseppe Campani (attributed to), “Perpetual-motion clock”

Giuseppe Campani (attributed to), “Perpetual-motion clock”

Jacob Leupold, Overbalanced perpetual wheel using rolling balls

Jacob Leupold, Overbalanced perpetual wheel using rolling balls

Anonymous (Italy), Mechanical paradox

Anonymous (Italy), Mechanical paradox

Giuseppe Zamboni, Description of a perpetual “dry” battery

Giuseppe Zamboni, Description of a perpetual “dry” battery

Anonymous (Italy), Zamboni’s “perpetual electromotor” and its parts

Anonymous (Italy), Zamboni’s “perpetual electromotor” and its parts

George Linton, New “method of impelling machinery without the aid of steam, water, wind, air, or fire”

George Linton, New “method of impelling machinery without the aid of steam, water, wind, air, or fire”

Nicolas Léonard Sadi Carnot, Réflexions sur la puissance motrice du feu et sur les machines propres a développer cette puissance

Nicolas Léonard Sadi Carnot, Réflexions sur la puissance motrice du feu et sur les machines propres a développer cette puissance

William Thompson, On the dynamical theory of heat with numerical results deduced from Mr. Joule’s equivalent of a thermal unit and M. Regnault’s observations on steam

William Thompson, On the dynamical theory of heat with numerical results deduced from Mr. Joule’s equivalent of a thermal unit and M. Regnault’s observations on steam

Max Planck, Vorlesungen über Thermodynamik

Max Planck, Vorlesungen über Thermodynamik

Richard P. Feynman, The Feynman Lectures on Physics

Richard P. Feynman, The Feynman Lectures on Physics

Interactive model: “6 versus 9”

Interactive model: “6 versus 9”