| http://www.w3.org/ns/prov#value | - Exemption, except for the President, Treasurer, Auditor and Superintendent, shall not be allowed to any officers and employees of a Rail Road company, unless the President or Superintendent shall certify, on oath, that the parties applied for are indispensable to the efficient operation of such Rail Road; that the number of persons exempted on said Rail Road shall not exceed one for each mile ther
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