to be added
- Clooneys Department Store is situated at 1313 13th Avenue.
- The Fourth Doctor and Romana II visited the re-opening of the Lincoln Center in 1983.
- Mrs. Oppenheimer-Mason visits a P. Fords store.
- The Doctor and Romana are worried about Ra'ra'vis appearing on the Fifth Avenue.
- This story features a several instances of the number "13", including the mention of "thirteen million Grotzits", and a store at 1313 13th Avenue.
- Romana mentions the Übermarket. (COMIC: The Great Shopping Bill)
- Romana uses Drax as an alias for the Doctor. (TV: The Armageddon Factor)
- The aliens the Doctor and Romana are helping Tigil and Kemos. (COMIC: Time Fraud)
- Romana has her own sonic screwdriver. (TV: The Horns of Nimon)
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