Origin of window sash
Examples from the Web for window sash
Under this impression she raised the window-sash—her bedroom being on the upper floor—and looked timidly out.Jeff Benson, or the Young Coastguardsman|R.M. Ballantyne
The window-sash was down all but a little crack to let in air, and I raised it so slowly and gently that I made no noise.The Stories of the Three Burglars|Frank Richard Stockton
The ODonoghue laughed as he witnessed the discomfiture of the ragged mob, and let down the window-sash to watch the scene.The O'Donoghue|Charles James Lever
The window-sash aloft opens—for the third time; would to Heaven he could read the true astrology of the stars!
Jimmie whistled the signal after having pushed up the window-sash some inches.Whilomville Stories|Stephen Crane