Charles Vernon Boys

Soap-bubbles and the forces which mould them. : Being a course of three lectures delivered in the theatre of the London institution on the afternoons of Dec. 30, 1889, Jan. 1 and 3, 1890, before a juvenile audience

Charles Vernon Boys, C. V. Boys, 2018 .

Soap-bubbles, their colours and the forces which mould them

Charles Vernon Boys, C. V. Boys, 1912 .