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When did John D. Hamaker die?
John D. Hamaker died in 1994.
When was Hugo Christiaan Hamaker born?
Hugo Christiaan Hamaker was born in 1905.
What has the author John D Hamaker written?
John D. Hamaker has written: 'The survival of civilization depends upon our solving three problems--carbon dioxide, investment money, and population' -- subject(s): Effect of human beings on, Food supply, Glaciers, Nature, Soil degradation
What has the author John Irvin Hamaker written?
John Irvin Hamaker has written: 'The composition of beach sand with special reference to its organic component' -- subject(s): Sand
When did Hugo Christiaan Hamaker die?
Hugo Christiaan Hamaker died in 1993.
What has the author J I Hamaker written?
J. I. Hamaker has written: 'The principles of biology' -- subject(s): Biology
What has the author Rex G Hamaker written?
Rex G. Hamaker has written: 'The computer and small business' -- subject(s): Management
When was John D. Clark born?
John D. Clark was born on 1907-08-15.
When was John D Rockefeller born?
John D. Rockefeller was born on July 8, 1839.
When was John D. Finnegan born?
John D. Finnegan was born in 1949.
When was John D McHugh born?
John D McHugh was born in 1973.
When was John D. Lowry born?
John D. Lowry was born in 1932.
