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Performance of No. 20 Frogs of Various Designs in Revenue Service
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TD16-028
June 1, 2016
Authors
Rafael Jimenez
David Davis
Xinggao Shu
Ivan Aragona
Tags
frog perofrmance
turnout frogs
turnouts & special trackwork
turnouts components
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Performance of No. 20 Frogs of Various Designs in Revenue Service
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