Abstract A note on this map indicates it was engraved to be included in the 1858 edition of the D. T. Valentine Manual. According to Hofstra University Museum website... Valentine's Manuals, each volume officially titled, Manual of the Common Council of the City of New York, are a collector's valued treasure and a historian's basic reference. These books are a source of delight for the eye, containing as they do hundreds of maps, lithographs and woodcuts of New York City and...