Dry Lam Model 1900 Overhead Projector OHP1900 B&H Photo Video
San Diego Archaeological Center - New meaning for OHP: Overhead Projector. We've had this vintage item for awhile. Available for a donation of $35. Yes, it works! Reminds me of high school
Projektor ohp
Amazon.com : 100 Sheets Laser Transparency Film 8.5x11 Color Transparent Paper OHP Clear Overhead Projector Film 8.5x11" for Laser Jet Printer Copier Copy Copies Photo Transparent Film A4 Letter Size 100 Pack :
Over Head Projector - ICT for Teaching & Learning
Koala OHP Film Overhead Projector Film 8.5x11 Inches Dual-side Printing Film for Laser Printer