RT Journal Article SR Electronic T1 RAILROAD RATES FOR THE BALTIMORE MEETING JF Science JO Science FD American Association for the Advancement of Science SP 144 OP 144 DO 10.1126/science.29.734.144 VO 29 IS 734 A1 Wardle, H. Newell YR 1909 UL http://science.sciencemag.org/content/29/734/144.1.abstract AB