Helmholtz Watson = Dr. Watson (I presume) and Hermann van Helmholtz. Helmholtz is also German for “wooden head”. The character HW is actually called a ‘blockhead’.
Whoever in the pursuit of science, seeks after immediate practical utility may rest assured that he seeks in vain. — Hermann von Helmholtz in Academic Discourse (Heidelberg 1862)
James B. Watson – the Little Albert experiment (published in 1920)