Martin Alvito
Player Valuation: £50m
They'd have had one more weapon ready by mid to late August, so you're talking about two to three weeks after Nagasaki; more were expected in September.
However, evidence suggests there use had become questionable in the corridors of power, which meant they were unlikely to be used unless truly required.
In terms of Russia, a fair few blunders and political infighting within 1944 and 45 meant we didn't drive to Berlin as we should have done.
I consider Richard Rhodes to be a credible source on the subject. @PhilM is correct that Truman would not have authorized dropping another one.Recollections (especially internet based ones) may vary on this and - shock horror - not everything that has been written is on the internet*
*depends what you've read pre internet, how accurate it was even then and, finally - did it seem likely, aka, do you believe it.

