http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
The word "Gales's" is located above the ornament, Sept. 27, 1796-Apr. 25, 1797.
Microfilm. no.1-104 (1796-1797). Philadelphia : Microsurance, Inc., 1955. 1 microfilm reel ; 35 mm. Filmed with: Pennsylvania Mercury and universal advertiser (Philadelphia, Pa. : 1784)
Independent gazetteer (Philadelphia, Pa.)