1. 'ROUGH SKETCH MAP OF NERVA AND RAIKAN DISTRICTS’ Date: 1921/1921 Language: English Geographic region: RaikanNērva
2. 'File 23/15, 19 I (D 89) Mesopotamia - General' Date: 1918/1933 Language: English Geographic region: RaikanNērva
3. A map showing the Turco-Persian frontier Date: 1921/1921 Language: English Geographic region: RaikanNērva
