21. IOR/X/12156/3.N Reference (shelfmark): IOR/X/12156/3.N Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1927 Extent: 1 pamphlet
22. IOR/X/12156/8.D Reference (shelfmark): IOR/X/12156/8.D Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
23. IOR/X/12156/8.G Reference (shelfmark): IOR/X/12156/8.G Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
24. IOR/X/12156/8.H Reference (shelfmark): IOR/X/12156/8.H Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
25. IOR/X/12156/9.A Reference (shelfmark): IOR/X/12156/9.A Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
26. IOR/X/12156/9.B Reference (shelfmark): IOR/X/12156/9.B Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
27. IOR/X/12156/9.D Reference (shelfmark): IOR/X/12156/9.D Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1933 Extent: 1 pamphlet
28. IOR/X/12156/9.E Reference (shelfmark): IOR/X/12156/9.E Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
29. IOR/X/12156/9.I Reference (shelfmark): IOR/X/12156/9.I Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet
30. IOR/X/12156/9.M Reference (shelfmark): IOR/X/12156/9.M Title: Triangulation in India and Adjacent Countries Collection Area: Map Collections Languages: English Date Range: 1932 Extent: 1 pamphlet