This episode takes place in April 1963.
In this episode, Don and Sal go to Baltimore to meet with the executives at London Fog. About a year after this episode aired, the real London Fog company announced that actress Christina Hendricks--who plays Joan Holloway Harris on Mad Men (2007)--would be the face of their fall advertising campaign.
The picture that Lane admires in Bert's office is The Dream of the Fisherman's Wife by Katsushika Hokusai.
Don: "You ever heard of James Hoffa?" James (Jimmy) Hoffa was the president of the International Brotherhood of Teamsters who was convicted of jury tampering and bribery in 1964 and later disappeared in 1975.