The NYT obit for Robert Galambos ("Neuroscientist Who Showed How Bats Navigate") includes this smashing mad-science-y photo of a young Mr Galambos testing a bat's acoustic capability by holding it before the cone of a Victrola.
Robert Galambos, Neuroscientist Who Showed How Bats Navigate, Dies at 96
(Thanks, Steve!)
(Image: Uncredited)