ISBN-13: 9781910531327 / Angielski / Miękka / 2019 / 306 str.
Harmonic Astrology in Practice takes off where David Hamblin's previous book, The Spirit of Numbers: A New Exploration of Harmonic Astrology comes to a close. It shows how to use the techniques with the use of many charts including those of Amy Winehouse, Whitney Houston, Malala Yousafzai and Leonard Cohen.