Documents

Instruction
Cum sanctissimus

by Sacred Congregation of Religious (1947)

 religious 

Apostolic Constitution
Provida Mater Ecclesia

On secular institutes

by Pope Pius XII (1947.02.02)

 association   religious 

Encyclical
Fulgens radiatur

On the 14ᵗʰ centenary of the most holy death of St. Benedict

by Pope Pius XII (1947.03.21)

 saint 

Letter

To the President of the United States of America

by Pope Pius XII (1947.08.26)

 USA 

Encyclical
Mediator Dei
Mediator between God and Men

On the Sacred Liturgy

by Pope Pius XII (1947.11.20)

 calendar   divine office   Eucharist   liturgy 

Motu Proprio
Animarum studio

Granting priests the faculty to confess during air travel

by Pope Pius XII (1947.12.16)

 penance   priest 

Encyclical
Optatissima pax

Prescribing public prayers for social and world peace

by Pope Pius XII (1947.12.18)

 peace