A prototype iPad running SwitchBoard

Seen at Bonhams, a first-generation iPad running SwitchBoard, the testing OS. It was sold by Henry Plain (a renowned collector) for around $10,000.

A prototype of a 3rd generation Apple TV

Seen on Twitter, a prototype of a 3rd generation Apple TV, the second model running iOS, capable of displaying in 1080p.

The presentation stand of the Apple Watch in video

Seen on YouTube (yes, occasionally), a video of an Apple Watch demonstration stand.

A prototype of the iPod Touch 3G that (almost) takes photos

Seen on Twitter, yet another iPod Touch 3G with a camera. And this time, the camera works… almost.

A prototype of the first iPod in a strange format

Seen at Panic, a rather strange prototype of the first iPod.

Lightning adapters also have prototypes

Seen on Twitter, something a bit surprising but logical that it exists: a prototype of a Lightning-to-USB adapter.

A prototype of an Apple Watch Series 2 DVT

Seen on Twitter, a prototype of an Apple Watch. This time, it’s a Series 2 in DVT, featuring the classic QR code commonly found on these kinds of devices.

A prototype of the iPod touch 5G running SwitchBoard

Seen on Twitter, a prototype of the 5th-generation iPod touch (code name N78) running SwitchBoard, the test OS.

A PrePVT prototype of the iPod touch 4G

Seen on Twitter, a prototype of the 4th generation iPod touch, PrePVT.

Some images of prototypes of Pippin in Apple Design.

A few years ago, I talked about the book Apple Design (The Work of the Apple Industrial Design Group) by Paul Kunkel, sharing images from a (poor quality) PDF copy. Since then, I found the actual book, so here are some cleaner images.