639.28  Lien.
  The levy shall be a lien thereon from the time of an entry made and signed by the officer making the same upon the encumbrance book in the office of the clerk of the county in which the land is situated, showing the levy, the date thereof, name of the county from which the attachment issued, title of the action, and a description of the land levied on.
[R60, §3243; C73, §3022; C97, §3899; C24, 27, 31, 35, 39, §12104; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §639.28]
Analogous provision, §626.20