A is for Adam's questionable space hippie wardrobe and haircut.
B is for "B-Deck. In or around Engineering." Should have hid in the brewery.
C is for Chekov. In either timeline or any universe he often had very, very bad hair.
D is for Darwin Genetic Research Station.
E is for Exeter, the Constitution-class starship commanded by the respected Captain Ronald Tracey until the Omega IV incident of 2268.
F is for Fesarius. Flagship of the First Federation.