I.T.R.I. publication
International Tin Research Institute
International Tin Research Institute [1988] I.T.R.I. publication no. 703
所蔵館1館
International Tin Research Institute [1984] I.T.R.I. publication no. 660
International Tin Research Institute [1982] I.T.R.I. publication no. 580
International Tin Research Institute [1981] I.T.R.I. publication no. 600
International Tin Research Institute [1976] I.T.R.I. publication no. 530
所蔵館2館
by S.C. Britton
International Tin Research Institute [1975] I.T.R.I. publication no. 510