Looks like an old blueprint holder here blueprint holder [link] : r/thisisthatthing

How To Create a Blueprint Effect in Adobe Photoshop

How To Create a Blueprint Effect in Adobe Photoshop

How To Create a Fake Blueprint Effect in Photoshop

How To Create a Fake Blueprint Effect in Photoshop CC 2 different process

Sturdy Enough: our blueprint storage rack is made of quality iron material with powder coat finish, strong and sturdy enough, not easy to break or

Tatuo Mobile Blueprint Holder Vertical Heavy Duty Blueprint Storage Width Height Adjustable Poster Display Rack Map Organizer Rack Mobile Plan Center

How To: Create Blueprint Effect in Photoshop

PhotoEffect: Create a Blueprint Effect in Photoshop

How To: Create Blueprint Effect in Photoshop

Photoshop Tutorial ]Blueprint Drawing Photo Effect in Photoshop