People ex rel. McLennan v. Grout

The relator is employed by the district attorney in the capacity of a detective under the designation of “ county detective.” Among his- duties he is required by the district attorney to seek evidence in support of the prosecution of such crimes as he may be instructed to investigate.

Pursuant to instructions emanating from the district attorney, the relator investigated on four successive Sundays in March, 1902, a considerable number of saloons and other places located in the Twentieth Police Precinct, in which liquor was sold, for the purpose of procuring legal evidence to establish…