1918 pt. 11918 pt. 1pt. 1628loc.gdc.sr.sn91012092.00143502144N.W. Ayer & Son's American newspaper annual and directoryN.W. Ayer and Son's American newspaper annual and directoryAmerican newspaper annual and directoryN.W. Ayer & Son's American newspaper annualRowell's American newspaper directoryN.W. Ayer & Son's directory of newspapers and periodicalssn 91012092loc.gdc.sr.sn91012092/