You planning a trip, Mister Kirby? Stein peered at him over a pair of old-fashioned, steel-bowed spectacles which perched on his sharp parrot's beak of a nose.
Stein also wore an old-fashioned hat. 
mnli hypothesis: Stein also wore an old-fashioned hat.  premise: You planning a trip, Mister Kirby? Stein peered at him over a pair of old-fashioned, steel-bowed spectacles which perched on his sharp parrot's beak of a nose.