Incoming Resources
- Harper & brothers, New York, London, c1945
- Harper & brothers, New York and London, 1924
- Harper & brothers, New York, 1880
- Harper & brothers, New York, London, 1937
- Harper & brothers, New York, 1878
- Harper & brothers, New York, 1934
- Harper & brothers, New York, London, 1922
- Harper & brothers, New York, London, 1942
- Harper & brothers, New York and, London, 1918
- Harper & brothers, New York and London, 1940
- Harper & brothers, New York and London, 1938