ANTECHAMBER AND ITS PASSAGES, FLOOR OF-Continued. BREADTHS of, above floor, at different parts of its length, from North end of great step of Grand Gallery. N.B.-The parts shaded in Plate XI. of this passage, with crossed lines, represent granite; and with single lines, limestone. The two walls and floor do not begin their respective granites in the same vertical plane; but all other features, as of joints, the broadened part of the floor, etc., are truly rectangular to axis of passage. The numbers on which the particulars connected with the base of the walls are given in the above plan, are as follows: Of Northern part of above passage, or near great step And of Southern part of above passage, or near King's chamber— This very peculiar little antechamber, which finds itself rather north of the middle of the short horizontal passage leading from the Grand Gallery to the King's chamber,-has a much greater width than the passage, even in the part which is somewhat |