steps. One such hole ended in an unexploded shell. "Yes,"
said the officer. "They arrive here occasionally."

Something bellowed across the folds of the wooded hills;
something grunted in reply. Something passed overhead,
querulously but not without dignity. Two clear fresh barks
joined the chorus, and a man moved lazily in the direction of
the guns.

"Well. Suppose we come and look at things a little," said the
commanding officer.

AN OBSERVATION POST

There was a specimen tree--a tree worthy of such a park--the
sort of tree visitors are always taken to admire. A ladder
ran up it to a platform. What little wind there was swayed
the tall top, and the ladder creaked like a ship's gangway. A
telephone bell tinkled 50 foot overhead. Two invisible guns
spoke fervently for half a minute, and broke off like terriers
choked on a leash. We climbed till the topmost platform
swayed sicklily beneath us. Here one found a rustic shelter,
always of the tea-garden pattern, a table, a map, and a little
window wreathed with living branches that gave one the first
view of the Devil and all his works. It was a stretch of open
country, with a few sticks like old tooth-brushes which had
once been trees round a farm. The rest was yellow grass,
barren to all appearance as the veldt.

"The grass is yellow because they have used gas here," said an