Two sections of line of pressure pipe. For position of this pipe-line in place across coverslabs of East Branch of the Great Drain, cf. Cf. 1997.09.0381 and 1997.09.0382.
Two sections of line of pressure pipe. For position of this pipe-line in place across coverslabs of East Branch of the Great Drain, cf. Cf. 1997.09.0381 and 1997.09.0382.