Slide 30: Two Roads that Crossed in the Wood - Growth of US Radio Astronomy in the 1950s and 1960s
![[Mariner A Venus probe]](ewen_50sand60s_slide30.jpg)
Slide 31
Modified on by Ellen BoutonSlide 30: Two Roads that Crossed in the Wood - Growth of US Radio Astronomy in the 1950s and 1960s
Mariner A Venus probe microwave radiometric sensor, 1960. Credit: Photo courtesy of Doc Ewen.
Slide 31