A trombone blatted-there was the staccato tuck of a snare drum, and the boom of a bass drum came in with Isochronal beats.
"When Egypt Went Broke"
Holman Day
What is an Isochronal governor?
"Modern Machine-Shop Practice, Volumes I and II"
Joshua Rose
There was something indescribably grim and bodeful in those Isochronal batterings of the solid ground.
"Joan of Arc of the North Woods"
Holman Day