irememberSG - Ah, the classic Overhead Projectors (OHP)! Were you one of those enthusiastic students who scrambled to help your teacher set it up in class? The OHP, which is usually parked
3M Overhead Projector Model 213 S6276 | eBay
20 -100 Sheets Overhead Projector OHP Film Acetate Clear A4 withStrip Inkjet UK | eBay