Katie, I'm sick an' tired of the Neppleses and the whistlers and being bossed by the whole endurin' Bates tribe; sick and tired of it, so I just came after you."
"A Daughter of the Land"
Gene Stratton-Porter
These were the "tawny marmots," called sometimes "ground-squirrels," and by the voyageurs, "siffleurs," or "whistlers."
"Popular Adventure Tales"
Mayne Reid
There were at least a dozen Zorns, as many whistlers and Camerons.
"Green Fancy"
George Barr McCutcheon