Subject
- Ordnance Survey of Sinai, 1868-6961
- Surveys and Surveying58
- Land39
- Mountains37
- Architecture16
- Architectural Types15
- Religious Buildings15
- Monasteries11
- Panoramic Photographs9
- Saint Catherine's Monastery (Sinai)9
- Bodies Of Water8
- Rivers8
- Wadis8
- Deserts7
- Chapels5
- Archaeological sites3
- Archaeology3
- Architectural Elements3
- Camps3
- Science3