Welcome to Shady Oaks Farm!
You need one of these vintage typesetter or printer's block trays!
I use mine to display my collection of vintage typesetting stamps.
Each tray is vintage so exact size may vary but they are roughly 16" L x 2" W x 35" H.
5 Tiered Metal Ribbon Rack
Adalind Book Holder
Adirondack Towel Rack
Always Kiss Me Pillow