. . . "Philadelphia and Reading main line" . . "141622.272" . "Main Line (Reading Company)" . "Split into theHarrisburg LineandPottsville Branch" . "1838" . "Main Line" . . "Main Line (Reading Company)" . "namesake main line" . . "1838-05-01" . "main line" . "main line of the Reading Company" . . "Reading main line" .