Conspicuously Liveried Carriage
From Fallen London Wiki
It would be, of course, illegal for you to make false claims that you are a FitzClarence, or in any other way a descendant of royal bastards. But the carriage lays on the implication of such thickly.
Conspicuously Liveried Carriage is a Transport item.
This item is only available during certain times of the year. For details, see Summer festivals. It was originally introduced during The London Horticultural Show.
Effects when equipped in the Transport slot:
Respectable +1
Mithridacy +1 (Strict Best-in-Slot item)