1921. Contents: an age described by its art; unity of religion and art; cleft between art and religion; mutual need; corporeality in religion; sensational character of art; brief for the cultus; prophet and priest; artist as prophet; symbols and sacraments; religious education; church unity; technique and freedom; mysticism of Isaiah; order of the liturgy; introit and antiphons; music; architectural style; structural tone; chancel; practicable matters; religious ideas for the architect; future church.