Section 45:1242 - Conditional sale; validityNo contract authorized by R.S. 45:1241 shall be valid against any subsequent judgment creditor or any subsequent bona fide purchaser for value and without notice unless:
(1) The contract is evidenced by an instrument executed by the parties and duly acknowledged by the vendee, lessee or bailee, or duly proved before some person authorized by law to take acknowledgments;(2) The contract shall be filed for record in the office of the recorder of the parish of East Baton Rouge, in a book to be kept by him for the purpose, called Railroad Conditional Sales Book, if the vendee, lessee or bailee therein is a railroad or railway company whose line is situated in more than one parish; and if the vendee, lessee or bailee is a railroad or railway company whose line is situated in only one parish, then in the mortgage book of the office of the recorder of the parish where the railroad or railway is situated;(3) Each locomotive engine or car sold, leased or hired, or contracted to be sold, leased or hired, shall have the name of the vendor, lessor, or bailor plainly marked on each side thereof, followed by the word "owner", "lessor", or "bailor".