Het Apostolaat der Hereeniging. Herdenking van het tienjarig bestaan January 2021 By Bos (TBI) 1937 Draft for a newspaper article
De plaats van Katholiek Nederland in het Apostolaat der Hereeniging January 2021 By Bos (TBI) 1927 Speech
Lezing over het Apostolaat der Hereeniging in het Groot-Seminarie te Haaren January 2021 By Bos (TBI) 1937 Notes for a speech
De Geestelijke Oefeningen van Nicolaus van Esch December 2020 By Bos (TBI) 1938 An article in four parts
To Henricus Brandsma – 3 June 1942 November 2020 By Bos (TBI) Cleves, 3 June 1942 Letter to Henricus Brandsma
To his brother in law and sister – 12 July 1942 November 2020 By Bos (TBI) Dachau, 12 July 1942 Letter to his brother in law and sister
To his brother in law etc – 6 May 1942 November 2020 By Bos (TBI) Den Haag, 6 May 1942 Letter to his brother in law and sister etc.
To Father Prior etc – 28 May 1942 November 2020 By Bos (TBI) Cleves, 28 May 1942 Letter to Father Prior etc.
To Father Prior etc – 1 April 1942 November 2020 By Bos (TBI) Amersfoort, 1 April 1942 Letter to Father Prior etc.
To Most Reverend Father Prior etc. 16 March 1942 November 2020 By Bos (TBI) Amersfoort, 16 March 1942 Letter to Most Reverend Father Prior etc.
To Most Rev. Fr. Prov etc – 5 March 1942 November 2020 By Bos (TBI) Scheveningen, 5 March 1942 Letter to Most Rev. Fr. Prov etc.
To Fr. Prov, Fr. Prior, etc – 12 Feb 1942 November 2020 By Bos (TBI) Scheveningen, 12 February 1942 Letter to Fr. Prov, Fr. Prior, etc.
To the German Sicherheitsdienst – 12 June 1942 November 2020 By Bos (TBI) Cleves, 12 June 1942 Letter to the German Sicherheitsdienst
Mgr Radini-Tedeschi over de plaats van den priester in het sociale leven November 2019 By Bos (TBI) 1906 Article
To the Most Reverend Archbishop etc – 23 Sept 1941 October 2019 By Bos (TBI) Nijmegen, 23 September 1941 Letter to the Most Reverend Archbishop etc.