000 00447nam a22000977a 4500
008 170227b xxu||||| |||| 00| 0 eng d
100 _aLangford, Frederick
245 _aStandard encyclopedia of Doremus machine cancels
260 _aPasadena, CA
_bF. Langford
_c1968
650 _aUnited States | Machine Cancels | Postal Markings | Post Office Equipment | Catalogs and Price Lists | Postal History | Doremus Canceling Machine Company | Doremus, Willard D.
999 _c2295
_d2295