usscucuboth:

Cutaways of the bridge of the original and refitted Constitution Class USS Enterprise ….

1. USS Enterprise (NCC-1701) c.2254 – TOS pilot “The Cage”
2. USS Enterprise (NCC-1701) c.2265 – TOS era
3. USS Enterprise (NCC-1701) c.2271 – Star Trek: TMP
4. USS Enterprise (NCC-1701) c.2285 – Star Trek II, Star Trek III
5. USS Enterprise (NCC-1701-A) c.2286 – Star Trek IV – I would assume still the colour scheme of the USS Yorktown ….
6. USS Enterprise (NCC-1701-A) c.2287 – Star Trek V
7. USS Enterprise (NCC-1701-A) c. 2293 – Star Trek VI