Apple’s weird, education-only Newton clamshell turns 20 years old today. I’ve rounded up some reading on the product:

• Original Product Specifications Announcement
• 512 Pixels: Basic Info on the eMate 300
• Complete eMate specs
• Benj Edwards at Macworld: The Forgotten eMate 300
• LowEndMac: My Great New Writing Machine: A Newton eMate 300
• Andy Welfle: The gadget I miss — the Apple Newton eMate 300