These wall pencil sharpeners from grade school. : r/nostalgia
Vintage Pencil Sharpener - Stacy Risenmay
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Permanent Wall Mount for Classroom Friendly Pencil Sharpener – Classroom Friendly Supplies
Charles Leonard Mountable Heavy Duty Steel Pencil Sharpener with Multi Size Pencil Holes (8 Sizes), Silver (89508): Pens, Pencils & Writing Supplies: Amazon.com.au
These wall-mounted pencil sharpeners in every room of my old school : r/nostalgia
Pencil sharpener mounted on the wall] - The Portal to Texas History
Vintage Victor Automatic Wall Mount Pencil Sharpener - See Thru - 1930's | eBay
X-acto L - Manual Wall Mount Pencil Sharpener Review - YouTube