intact c. 1850's privy dug vibrant emerald green antique american "superior mineral water" improved pontil soda or mineral water bottle with a tapered collar and/or lip with single bulbous ring. the bottle's long and narrow neck contains very crude "stretch" marks. the two-leaf mold blown bottle is a typical "philly green" bottle, with a rich and distinctive green color. the bottler and/or fabricator was george s. twitchell of philadelphia, pa. the city's name is abbreviated along the bottom, with a small raised letter "a" followed by a dot. whittle marks and glass seeds are found throughout. great overall condition considering age.