Well, I think also, particularly in Vienna, he's meeting with very high-born British aristocrats who of course, are contemptuous of Emma, basically for being a barmaid.
On the inside of the counter two barmaids leant over the white-handled beer-engines, and the row of little silvered taps inside, dripping into a pewter trough.
A shrewd guess as to his probable course took her straight to the tavern which Jude had formerly frequented, and where she had been barmaid for a brief term.
The barmaid attending to this compartment was invisible to Jude's direct glance, though a reflection of her back in the glass behind her was occasionally caught by his eyes.
If you gently push the swing-door ajar and peer in you draw upon yourself the contemptuous looks of the barmaid, who at once puts you down in the same category with area sneaks and cadgers.