Green’s Dictionary of Slang

smelling-bottle n.

the nose.

1847		Bell’s Life in Sydney 27 Feb. 2/4: His dexter mawley [...] drew an abundant sample of pure claret from Johnson’s smelling-bottle.
1855		(con. 1824) Fights for the Championship 73: Spring drew Langan’s cork by a well delivered heavy one on their smelling-bottle.