Progress report for period April 2, to October 1, 1989:

7 1 20 Progress report for period April 2, to October 1, 1989: PT Barito Amin Sakti Marpaung, B. Additional Author Davey, G. Additional Author Rafferty, W.J Additional Author Santoso, I. Additional Author Hayston, P. Additional Author mixed material Jakarta PT Barito Amin Sakti 1989 2018100315.jpg.jpg General survey report KP DU 400 Pulau Bacan, Maluku Utara period January 1994 - March 1994 Wahyudi Primary Author Davey, G. Primary Author Tambunan, B. Primary Author Bobis, R. Primary Author Bruce, I. Primary Author Rafferty, W. Primary Author mixed material Jakarta Antam 1994 Compressed_C-2018090540.jpg.jpg General survey report KP DU 399 Pulau Kayoa, Halmahera, Maluku Utara: Period August 1992 - January 1993 Subardi Primary Author Rafferty, W. J. Primary Author Bishop, J. Primary Author mixed material Antam 1993 Compressed_C-2018090396.jpg.jpg Report on for general survey period March 30, 1988 to April 1, 1989: Inculudin report on precontract of work exploration and first relinquishment of area Rafferty, W.J. Additional Author mixed material PT. Barito Amin Sakti 1989 PT Taran Amin Perdana Progress report on exploration June 2, 1989 to October 1, 1989 Rafferty, W.J. Additional Author Steele, G.B. Additional Author mixed material Jakarta PT Taran Amin Perdana 1989 Masupa Ria Project quarterly report July - September 1987 including results of October - November 1987: PT. BP Minerals Indonesia Bryant, C. J. Additional Author Rafferty, W.J. Additional Author mixed material Jakarta BP Minerals South East Asia Pte. Ltd 1987 General survey report KP DU 403 Pulau Taneti, Halmahera, Maluku Utara: Period June-December 1993 Rafferty, W. J. Primary Author mixed material Antam 1993