> as lemmas

1866 Sat. Rev. 20 July 59 The victims of the picket system are..men who are outside the pale of the Trades Unions.

1936 Times 15 Oct. 14/2 The deciding factor in controlling the activities of the armed bands was the picket system instituted by Brigadier Evetts.

2002 Pakistan Newswire (Nexis) 30 May The meeting discussed the revival of picket system for checking the violations of KPTS buses.