While the President is playing Solitaire at his desk, in the first scene there are 3 discard piles in front of him, there's a brief cut away to his secretary and then there's only one pile in front of him.
The clip of Pride and Prejudice (1995) Linda watches on TV at around 29 mins is covered by a watermark for BBC Motion Gallery / Getty Images.
Although the episode takes place in 1996 and 1997, the Diet Coke cans pictured in the West Wing of the White House have logos that weren't introduced until 2007.
When Monica leaves for work on November 6 (EST) it is broad daylight. There is also virtually no traffic or traffic noise in a busy part of Washington D.C. on a Wednesday morning.