Exercise of piety, or, Meditations on the principal doctrines and duties of religion. For the use of enlightened and virtuous Christians This book, "Exercise of piety. Or, Meditations on the principal doctrines and duties of religion. For the use of enlightened and virtuous Christians", by Georg Joachim Zollikofer, is a replication of a book originally published before 1855. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.