Journal of calendar reform

منشور في 1956

Journal of calendar reform

منشور في 1931

Calendar reform and government ..

منشور في 1933

The world calendar; addresses and occasional papers chronologically arranged on the progress of calendar reform since 1930,

بواسطة Achelis, Elisabeth, 1880-, Achelis, Elisabeth, 1880-1973
منشور في 1937

Calendar reform and the clergy : report of a questionnaire issued to American clergymen by the United Press

منشور في 1934

The world calendar; a new calendar for a new world

منشور في 1941

The world calendar,

بواسطة Achelis, Elisabeth, 1880-, Achelis, Elisabeth, 1880-1973
منشور في 1931

World calendar almanac; good for every year after adoption of the world calendar,

بواسطة Wilson, Philip Whitwell, 1873-, Wilson, Philip Whitwell, 1875, Wilson, Philip Whitwell, 1875-, Wilson, Philip Whitwell, 1875-1956, Wilson, Philip Whitwell, 1875-1956, Wilson, Philip Whitwell, b. 1875
منشور في 1939

Calendar reform and statistics; papers prepared for the meeting of the American Statistical Association, Philadelphia, Dec. 28, 1933

منشور في 1933

The world calendar,

بواسطة Achelis, Elisabeth, 1880-, Achelis, Elisabeth, 1880-1973
منشور في 1930