References in classic literature ?
"Well," ejaculated the staring Major, "I never heard before that a service revolver was a thing to be sneezed at."
NOT TO BE SNEEZED AT: Passing on germs MARTIN LEE/REX FEATURES
Arnovick's "It's Nothing To Be Sneezed At: Discursization in the Polite Bless You!" in Diachronic Pragmatics: Seven Case Studies in English Illocutionary Development (1999).