Target Range School District #23 / Overview · 2017-03-14 · Claudius Ptolemy - 30 8'...
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Target Range School District #23 / Overview · 2017-03-14 · Claudius Ptolemy - 30 8' 30" - 3.14166. 3.1555 Wang Fau uses 3.14. Liu uses Tsu Ch'ung-chih approximates by 3.1415929203