name                 street address years as tallest height ft (m) floors                           architect
0          independence hall            520 chestnut street      1748 - 1754      134 (41)      -  edmund woolley and andrew hamilton
1              christ church       20 north american street      1754 - 1856      196 (60)      -                        robert smith
2  tenth presbyterian church          17th & spruce streets      1856 - 1900      250 (76)      -                  john mcarthur , jr
3    north american building         121 south broad street      1900 - 1901      267 (81)     21                     james h windrim
4     philadelphia city hall         broad & market streets      1901 - 1987     548 (167)      9                  john mcarthur , jr
5          one liberty place             1650 market street      1987 - 2008     945 (288)     61                         helmut jahn
6             comcast center  1701 john f kennedy boulevard   2008 - present     975 (297)     57         robert a m stern architects

Table as JSON:
{"name":{"0":"independence hall","1":"christ church","2":"tenth presbyterian church","3":"north american building","4":"philadelphia city hall","5":"one liberty place","6":"comcast center"},"street address":{"0":"520 chestnut street","1":"20 north american street","2":"17th & spruce streets","3":"121 south broad street","4":"broad & market streets","5":"1650 market street","6":"1701 john f kennedy boulevard"},"years as tallest":{"0":"1748 - 1754","1":"1754 - 1856","2":"1856 - 1900","3":"1900 - 1901","4":"1901 - 1987","5":"1987 - 2008","6":"2008 - present"},"height ft (m)":{"0":"134 (41)","1":"196 (60)","2":"250 (76)","3":"267 (81)","4":"548 (167)","5":"945 (288)","6":"975 (297)"},"floors":{"0":"-","1":"-","2":"-","3":"21","4":"9","5":"61","6":"57"},"architect":{"0":"edmund woolley and andrew hamilton","1":"robert smith","2":"john mcarthur , jr","3":"james h windrim","4":"john mcarthur , jr","5":"helmut jahn","6":"robert a m stern architects"}}