No. Your time is worth more than the risk. A $50 investment in the official PDF or a used physical book pays dividends in inspiration and legal safety. Using a "repack" in your portfolio could lead to legal exposure if a client asks for your source files.
: A standout related publication by Jens Müller that catalogs from 1940–1980, focusing on geometric and typographic styles. Understanding the Term "Repack" logo design taschen pdf repack
For the uninitiated, Taschen is the gold standard for visual culture publishing. Their Logo Design volumes (often the iconic two-book set by Julius Wiedemann) are considered bibles of brand identity. But what is this “repack” everyone is talking about? And should you chase it down? logo design taschen pdf repack