Clement S. Miller, A Digest of the Ordinances of the Corporation of the City of Philadelphia; and of the Acts of Assembly Relating Thereto Page 87, Image 91 (1828) available at The Making of Modern Law: Primary Sources.

Ordinances of Philadelphia, Act of April 9, 1760, § 7. No person whatsoever shall presume to shoot at, or kill with a fire arm, any pigeon, dove, partridge, or other fowl, in the open streets of the city of Philadelphia, or in the gardens, orchards and inclosures, adjoining upon and belonging to any of the dwelling-houses within the limits of the said city, or suburbs thereof, or any of the boroughs or towns within this province, upon the forfeiture of forty shillings for every such offence, to be convicted in manner aforesaid. – [That is, upon the view of any justice of the peace, or by the oath or affirmation of any one or more witnesses, before any justice of the peace. The penalty, in the latter case, to be one half to the informer, and the other to the overseers of the poor; in the former case, the whole to the overseers of the poor; to be levied by distress of the offenders goods, and for want of such distress, the offender to be imprisoned twenty days.]