A map of that part of Ballynagoan (Co. Tyrone) called Broons Quarter, divided into two parts, one possessed by J. Robson and partners, the other by N. O'Develin and partners, n.d.

Míreanna comhchosúla

• The O'Develins of Tyrone, by Joseph Chubb Develin: review.
  de réir: Mac Neill, Eoin
  Foilsithe / Cruthaithe: (1939)
• The story of an Irish sept, the O'Develins of Tyrone. Tuttle Publishing Co., Rutland, Vermont, U.S.A. Reviewed by Herbert Wood.
  de réir: Develin, Joseph Club
  Foilsithe / Cruthaithe: (1940)
• Map of one quarter of the townland of Ballynagown in the parish of Arboe, Co. Tyrone, part of the estate of Capt. G. Bell, of Armagh. Surveyed by A. Hardy, Feb. 21, 1753.
• "Photostat" copy of a map of part of Ireland, north of a line Dublin - Longford, but not including the N. E. and N. W. counties, (c. 1600).
• Review of Problems of nationalised industry, edited by W. A. Robson.
  de réir: Chubb, Basil
  Foilsithe / Cruthaithe: (1953)