Complex sentence: Oakeshott's books also dispelled many popular cliches about Western swords being heavy and clumsy, he listed the weights and measurements of many swords in his collection which have become the basis for further academic work as well as templates for the creation of high quality modern replicas.
Split into simpler sentences: Oakeshott's books also dispelled many popular cliches about Western swords being heavy and clumsy. He listed the weights and measurements of many swords in his collection which have become the basis for further academic work as well as templates for the creation of high quality modern replicas.