Factual error: Sierra Nevada beer would not have been available in DC during this time period.
Do Mail Robots Dream of Electric Sheep? - S3-E9
Factual error: The lady in the mailbox robot repair office takes a heart medication. On the medication bottle, it says Lisinopril 40mg 3 tablets per day. Not only is this a drug overdose but Lisinopril became only available in the early 1990s.
Open House - S3-E3
Factual error: A Su-27 model, apparently in the Russian air force aeronautics colours, is shown in front of a window. They were not introduced until 1985.
Factual error: The mural on the diner wall shows the 21st century Afghanistan campaign medal and operation Iraqi Freedom campaign medal.