John Lawrence Le Breton Hammond was a British journalist and writer on social history and politics. A number of his best-known works were jointly written with his wife, Barbara Hammond (née Bradby, 1873-1961). He was educated at Bradford Grammar School and St John's College, Oxford, where he read classics. He was editor of the Liberal weekly "The Speaker" from 1899 to 1906. He was later on the staff of the "Manchester Guardian". Wikipedia
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