Picketing

By members of a trade union on strike, conslats in posting members at all the approaches to the. works struck against, for the purpose of observing and reporting the workmen going to or coming from the works, and of using such influence as may be in their power to prevent the workmen from accepting work there.

See Beck v. Rallway Teamsters' Protective Union, 118 Mich. 497, 77 N. W. 13, 42 L. R. A. 407, 74 Am. St. Rep. 421; Cumberland Glass Mfg. Co. v. Glass Bottle Blowers' Ass'n, 59 N. J. Eq. 49, 46 Atl. 208.