00589nam a22001937a 4500003000400000008004100004082001800045100001500063245010700078260004300185300001500228650002000243650004500263650001800308650002500326650002100351700001100372700001200383OSt220803b        |||||||| |||| 00| 0 eng d  a383.078bM99S  aMuthuswamy  aSwamy's Compilation of Postal Manual : establishments / cby Muthuswamy, Brinda and Sanjeev ; Vol.- IV  a.- Chennaib: Swamy Publishersc, 2021  aviii,146p.  aSocial Sciences  aCommerce, Communications, Transportation  aPostal Manual  aPostal Communication  aSwamy's Handbook  aBrinda  aSanjeev