See this worth-it book:
- Sacred Signs, by Romano Guardini, translated and with a preface by Grace Branham (St. Louis, Mo.: Pio Decimo Press, 1956). With Imprimatur. A reprint by Fr. Peter Kwasniewski (CreateSpace Independent Publishing Platform, 2015) may be purchased at Amazon.com and Amazon.de.
See also the following essays concerning the work:
- “Sacred Signs and Religious Formation: An Application of the Teachings of Monsignor Romano Guardini”, by Father Samuel Weber, OSB, Adoremus Bulletin (Online Edition), Vol. XIV, No. 1 (March 2008), online on this page at Adoremus and on this page at Catholic Culture.
- ““Sacred Signs and Active Participation at Mass: What Do These Actions Mean, and Why Are They So Important?”, by Rev. Cassian Folsom, OSB, Adoremus Bulletin (May/June 1998): p. 1. May be read online on this page of the EWTN Libraries.
On the Feast of the Empress Saint Helena, consort of Constantius and mother of Constantine the Great, to whom was ascribed the discovery of the True Cross. We adore You, oh Christ, and we bless You, for by Your holy cross You have redeemed the world!
UPDATE (24 May 2018): Links to online copies deleted motu proprio due to copyright concerns, and replaced with links to sites from which the work may be purchased.