To see two screen captures from scenes that took place in the RT kitchen/"breakfast room"* and a capture of the PT kitchen/butler's pantry, check out:
... Speaking of kitchens ...
The capture from the 12/9 slideshow that featured a scene in the kitchen/"breakfast room"* was this one:
(http://www.dsboards.com/eventimages/1209ds_1.jpg)
Ep #120: David learns of Vicki's disappearance.
(* As far as calling the room the breakfast room, even though more often than not we certainly see characters eating breakfast there, I *think* that during the early Laura eps we actually see the family eating dinner. So, I suppose they eat other meals there too. [santa_cheesy])