1. ACCELERATOR MASS SPECTROMETRY RADIOCARBON DATING OF AN OLD TROPICAL TREE: PRELIMINARY REPORT. 1. RADIOCARBON DATES.. Authors: ADRIAN PATRUT, KARL F. VON REDEN, DANIEL A. LOWY, PAULINE LINDEQUE, ANDRIES H. ALBERTS, RUDOLF WITTMANN, EDITH FORIZS, DRAGOŞ MARGINEAN, JOHN W. POHLMAN, LI XU, DANA GERLACH, CLARK S. MITCHELL.2. ACCELERATOR MASS SPECTROMETRY RADIOCARBON DATING OF AN OLD TROPICAL TREE: PRELIMINARY REPORT. 2. CALIBRATED RESULTS. Authors: ADRIAN PATRUT, KARL F. VON REDEN, DANIEL A. LOWY, EDITH FORIZS, DRAGOŞ MARGINEAN, ANDRIES H. ALBERTS, PAULINE LINDEQUE, JOHN W. POHLMAN, RUDOLF WITTMANN, DANA GERLACH, LI XU, CLARK S. MITCHELL.