Please note that there are no supplementary attachments. This magazine features a special article on creating an OS using a Raspberry Pi Pico. - Title: Interface July 2023 Issue - Feature: Creating an OS from scratch with 1500 lines on Raspberry Pi Pico - Programming Language: Python - Publisher: CQ Publishing - Distributor: chip 1 stop This is a beautiful item, but it is a used book, so please refrain from purchasing if you are concerned.