很难相信这篇指南的发表时间是在12年，所以说，优秀的设计总能经受时间的考验。
Part2 讲的主要是Google的图标和插画 稍后上传
已上传 http://www.ui.cn/detail/120551.html
Part 1: Product icons and logo lockups
Part 2: User interface icons and Illustrations
Art Director / Team Manager: Christopher Bettig
Senior Graphic Designer / Project lead: Roger Oddone
Designers: Alex Griendling, Christopher Bettig, Jefferson Cheng, Roger Oddone, Yan Yan, Zachary Gibson
