Audiophile's Project Sourcebook: 80 High-performance Audio Electronics Projects (TAB Electonics)

Understanding Audio - 2nd Edition. Workbooks.: Getting the Most Out of Your Project or Professional Recording Studio

The Audio Circuits Cookbook: Building Blocks and Tools to Design Professional Audio Devices

Audio Erotica: Hi-Fi brochures 1950s-1980s

Linear Audio Volume 0: your tech audio resource