Yes. A lot of these prototypes were documented in the 1997 book "AppleDesign: The Work of the Apple Industrial Design Group" by Kunkel and English (now out of

Yes. A lot of these prototypes were documented in the 1997 book "AppleDesign: The Work of the Apple Industrial Design Group" by Kunkel and English (now out of print). https://www.amazon.com/Appledesign-Apple-Industrial-Design-Group/dp/1888001259 https://www.amazon.com/Appledesign-Apple-Industrial-Design-G... Some images from the book can be found here: http://www.99mac.se/forum/t/301501-samlarbok-i-nyskick-apple-design-the-work-of-the-apple-industrial-design-group http://www.99mac.se/forum/t/301501-samlarbok-i-nyskick-apple... Esslinger also wrote his own book called "Keep It Simple: The Early Design Years of Apple". https://www.amazon.com/gp/product/3897904071 https://www.amazon.com/gp/product/3897904071