{"value"=>"<p>The Periodicals and Serials Currently Received are printed pamphlets listing those periodicals received at the Astor. New lists were not printed every year; for some years the most recent pamphlet was updated with manuscript annotations. Periodical Lists/Books are manuscript books - or Periodicals Received pamphlets extended with sheets - that register the receipt of periodical numbers each month. There are no lists for 1877 and 1879. Periodical Registers list periodicals and their shelfmarks. Periodicals Deficient/Incomplete Books are volumes that list periodicals, books, and pamphlets sent out for binding.</p>"}