1. WOOS/13/6/1 Reference (shelfmark): WOOS/13/6/1 Title: Field sheets signed variously 'A. Thomas Sergt. R.E.', 'S. Powell. Lnc Crpl. R.E.', 'G. Archer Corpl: RE', 'F.J.A. Old. Sapper. R.E.', 'Capt. W.H. Silver' Collection Area: Map Collections Languages: English Date Range: 1912-1913 Extent: 12 map sheets
2. WOOS/13/6/2 Reference (shelfmark): WOOS/13/6/2 Title: Sheet I' and 'Sheet II Scope & Content: Sheets also numbered 11 and 12. Manuscript corrections and printing notes on base maps TSGS 2118(a) and a fragment of TSGS 2118(b) Collection Area: Map Collections Languages: English Date Range: 1905-1913 Extent: 2 map sheets