"a sheaf of notes" is a correct and usable phrase in written English.
It refers to a bundle or stack of notes, typically made of paper. Example: The writer's desk was cluttered with a sheaf of notes, each one filled with new ideas and inspiration for their next novel.
Ramos was studying a sheaf of notes.
Then Walters picked up a sheaf of notes on her lap and got down to business.
Agan remembers watching a speaker drop a sheaf of notes in the middle of his talk.
Mr. Moyers worked his way through a sheaf of notes, as the scheduled 90 minutes stretched a good hour longer.
He had a sheaf of notes on his clipboard, including a chart of the band members' personalities.
Donatella stood alone in a corner, studying a sheaf of notes that her staff had streaked with a pink highlighter.
Next to it was a sheaf of scribbled notes Mr. Wadsworth had collected during a year of listening to the works scattered around the room.
With wit and sly humour it mixed poetry, science and startling radical notions: a sheaf of "Additional Notes" explored everything from meteors to Wedgwood's Portland vase, from clouds and coal to shell-fish and steam-engines.
IT'S what we were doing anyway; it's just that we were the only ones who seemed to see the need," she says, perching her reading glasses midway down her nose and waving a sheaf of research notes culled from recent conversations with police officers and firefighters who pitched in and made a difference at the site she calls "Ground Hero".
He turned over a drawing of the bomb and a sheaf of handwritten notes to the Rosenbergs at their apartment.
It seems a tad excessive for a man armed with nothing more deadly than a lip mic, a sheaf of colour-coded notes and a family sized bag of Maltesers.
