In January 1897 he carried the work of excavation farther.
Above sea-level, excavation has revealed a vast area of 330 acres, girt with a stone and wood rampart 3 m.
In the oldest form of this class of working, where the size of the pillar is equal to the width of the stall or excavation, about 4 of the whole seam will be removed, the remainder being left in the pillars.
Excavation at Nippur in Babylonia has brought to light numerous contract tablets of the 5th century B.C. with Hebrew proper names (Haggai, Hanani, Gedaliah, &c.).