Valentine Augustus Walker

From MagicPedia

Valentine Augustus Walker (February 14, 1890 - March 18, 1969) born in England, was an English magician (also known as "Val Enson"), escape artist and illusion designer. He served in the navy and billed himself as the "Wizard of the Navy".

Walker is credited as the designer of the Radium Girl illusion and John Bull Straitjacket, which was created for a challenge to Houdini in 1926.