Sorry to bump this and go back a bit, but...
King Daniel Into Darkness wrote:
Take a look at this
, the Baton Rouge class from the 1980 Star Trek Spaceflight Chonology
book (and appearing in several comics and novels of the era - in one case the USS Saladin of that class was James Kirk's command prior to the Enterprise). That is why the Kelvin looks 100% like a pre-TOS ship to me - they could be sister ships, easy.
...I finally got a look at the recent book Federation: The First 150 Years
and the author David Goodman actually named the Baton Rogue class as a sister ship to the Einstein class (Kelvin type) in the 2230's! Captain April served aboard both types of ships before taking command of the USS Enterprise NCC-1701 in 2245.
It's cool when the pros come to the same conclusions as... well... me