18. 'GROUND PLAN OF THE GREAT MOSQUE OF NEJEF MESHED ALI' Date: 1916/1916 Language: English Extent: 1 plan
19. ‘PLAN SHOWING A PIECE OF GROUND BETWEEN BASAITEEN & DAIR MOHARRAQ’ Date: 1934/1934 Language: English Extent: 1 map
21. 'Plan Showing Official Buildings at Gwadur with Proposed Site for Wireless Buildings' Date: 1929/1929 Language: English Extent: 1 plan
22. 'Plan Showing Official Buildings at Gwadur with Proposed Site for Wireless Buildings' Date: 1929/1929 Language: English Extent: 1 plan
24. 'Plan of Catholic Cemetery Near American Mission in Muscat' Date: 1942/1942 Language: English Extent: 1 plan