16/104 Elsewhere, the chamber opens from a corner of the passage (fig. 124). Again, in the tomb of Ptahhotep, the site was hemmed in by older buildings, and was not large enough. The builders therefore joined the new mastaba to the older one in such wise as to give them one entrance in common, and thus the chapel of the one is enlarged by absorbing the whole of the space occupied by the other (fig. |