This doesn't directly answer your question, since it's a few years later, but it is related.
This isn't the initial reaction to Hiroshima and Nagasaki, but the reaction of the possibility just a few years later of using The Bomb again.
I was part of the initial work to digitize this school newspaper, which is the only reason I noticed this tiny blurb from 60+ years ago. For some context, this is the school newspaper of a small Christian college in Texas during the Korean War (Dec. 8th, 1950 to be precise) - a snapshot into the thoughts of a few "normal" young Americans at the time. I found the answers to be surprising in a number of ways, but I'll let you judge for yourself.
What was the reason it was dropped on the city and not on a fleet of ships or something else more military based and less civilian based?