- ColecciónDOC 540 - Land Use Reports
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- Unidad documental simple294 - Report Number: 294 Lai Valley Patrol. Extract from Patrol Report No.4 of 1960/61, 3pp.
- Unidad documental simple295 - Report Number: 295 Extract of Patrol Report of Paiela Valley and Hewa Areas, Porgera Sub-District, W.H.D., 5pp.
- Unidad documental simple296 - Report Number: 296 Preliminary Drainage Investigation - Karpena W.H.D., 2pp.
- Unidad documental simple297a - Report Number: 297 Reclamation of Phragmities Peat Swamp in the Western Highlands (Olgaboli), 48pp.
- Unidad documental simple297b - Report Number: 297 Reclamation of Phragmities Peat Swamp in the Western Highlands (Olgaboli), 48pp.
- Unidad documental simple298a - Report Number: 298 Report on Intensive Agricultural Surveys in the Wabag Sub-District, 1962-1964, 19pp. (Wabag-Wapenamanda Intensive Survey.) Includes map with scale 1" = 3 miles
- Unidad documental simple298b - Report Number: 298 Report on Intensive Agricultural Surveys in the Wabag Sub-District, 1962-1964, 19pp. (Wabag-Wapenamanda Intensive Survey.) Includes map with scale 1" = 3 miles
- Unidad documental simple299a - Report Number: 299 Report of Survey of Level and Soil Characteristics of Gumanch-Ep Swamp Land, Wahgi Swamplands, Western Highlands District, 7pp. [No Map on file.] Includes map with scale 1"= 10 chns
- Unidad documental simple299b - Report Number: 299 Report of Survey of Level and Soil Characteristics of Gumanch-Ep Swamp Land, Wahgi Swamplands, Western Highlands District, 7pp. [No Map on file.] Includes map with scale 1"= 10 chns
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