Instructor Support The text includes a CD containing executable file hw.exe, PDF files of the 25 ASHRAE I-P and SI psychrometric chart, and more. See page XV of the preface. Publication Info Source Type Book Publication Title Understanding Psychrometrics Publication Author(s) Donald P. Gatley Publishing Organization ASHRAE Page Number(s) 382 Chapter(s) 26 Publish Date / Date Accessed 2005-09-01