He lolled at his ease, humming, not unmelodiously, snatches of a rude song, and fingering a pack of cards.
"Peter and Wendy"
James Matthew Barrie
When their purchases were made, they went back to the inn together and ate some dinner; by which time the Hottentot driver of the cart began to tune up lustily, but unmelodiously, on a bugle to inform intending passengers that it was time to start.
"Jess"
H. Rider Haggard
It was so precisely the tone of a stage clock-high and pretentious, and with a disturbing suggestion of being unmelodiously flawed.
"The Jervaise Comedy"
J. D. Beresford