I presume by reason of the small space in which it was necessary to hold it each brigade was drawn up on the northern side of its own camp in double columns, closed en masse, and the field officers were dismounted.
"Notes of a staff officer of our First New Jersey Brigade on the Seven Day's Battle on the peninsula in 1862"
E. Burd Grubb
The labouring people flock there en masse; some farmers lend waggons and teams to the labourers that they may go.
"Wild Life in a Southern County"
Richard Jefferies
No hawk will attempt to approach a rookery-the rooks would attack him en masse and easily put him to flight.
"Wild Life in a Southern County"
Richard Jefferies