Bound Diocesan records for the period 1877 to 1914 are held at the ‘Hertfordshire Archives and Local Studies’ at the County Council offices in Hertford. Whilst searching for information on Blackmore, I came across the following information relating to the High Country parishes.
Ongar Union Workhouse Chaplaincy.  23 August. The Bishop signed and sealed a Licence in the following words: John Wogan by Divine permission Bishop of St Albans. To our well beloved in Christ Samuel Coode Hare, Clerk, Greetings. Whereas we have received an application to licence you to perform the Office of Chaplain to the Ongar Union Workhouse in the parish of Stanford Rivers in the County of Essex within our Diocese and Jurisdiction the same being a public Institution within the provisions of “The Parish Chapels Act 1871” to which you have been appointed now. We do by these presents give and grant to you our Licence and Authority (during our pleasure only) to perform as Chaplain to serve the Chapel belonging to the said Union Workhouse in preaching the Word of God and in reading the Common prayers and in celebrating the Holy Communion of the Lord’s Supper according to the form prescribed in the Book of Common Prayer made and published by authority of parliament and the Canons and constitutions in that behalf lawfully established and promulged [HALS DSA 1/14/2. Bishops Act Book 1890 – 1899 f165].
I note that, on 28 July 1901, the Bishop appointed John Ishmael Thomas, Clerk, BA, as Chaplain to Ongar Workhouse [HALS DSA 1/14/3. Bishops Act Book 1899 – 1909 f156].
Stanford Rivers. R Res.  3 July. The Bishop accepted the resignation made by Robert Bolleston, Clerk, BA of the Rectory of Stanford Rivers in the County of Essex and Diocese of St Albans and declared the same to be vacant [HALS DSA 1/14/3. Bishops Act Book 1899 – 1909 f59].
Stanford Rivers.  27 January: John Samuel Thomas, Clerk, BA was instituted to the Rectory of Stanford Rivers in the County of Essex and Diocese of St Albans vacant by the resignation of Robert Bollaston, Clerk, the last Incumbent there. On the presentation of His Most Gracious Majesty the King by reason of the Duchy of Lancaster in full right (as it is asserted) And Mandate was issued to the Archdeacon of Essex to induct him [HALS DSA 1/14/3. Bishops Act Book 1899 – 1909 f73]