publicity pamphlet

from The Collaborative International Dictionary of English v.0.48

Publicity pamphlet \Publicity pamphlet\
   A pamphlet which, in some States of the United States having
   the initiative or referendum, is mailed to the voters to
   inform them as to the nature of a measure submitted by the
   initiative or referendum. The pamphlet contains a copy of the
   proposed law and arguments for and against it by those
   favoring and opposing it, respectively.
   [Webster 1913 Suppl.]