It was about a foot from Duke's nose, and the little dog's dreams began to be troubled by his olfactory nerve.
"Penrod and Sam"
Booth Tarkington
"Fleur de printemps," said Mrs. Samstag, in quick olfactory analysis.
"The Vertical City"
Fannie Hurst
This is known as an olfactory illusion and should you be able to create this effect, you can be sure that you are a somnambulistic subject.
"A Practical Guide to Self-Hypnosis"
Melvin Powers