V.V. Sobolev

[DonPMitchell]

Does anyone know what book this photograph is from?



Sometimes the planets are explored with the blackboard.  The nature of the atmosphere of planets was explored with spectroscopy and the theory of scattering and radiative transfer.  There are four giants in the theory of Radiative Transfer:

Ambartsumian (USSR)
Chandrasekhar (india)
Milne (England)
Sobolev (USSR)