| |
|---|
| Utgitt
| Urbana : University of Illinois Press , 1961
|
|---|
| Omfang
| |
|---|
| Opplysninger
| "A revision and extension of ... dissertation for the doctor of philosophy degree in history at the University of Illinois [issued in microfilm form in 1957 under title: The United States Weather Bureau: its scientific development and public services, 1870-1941] ... The revision includes a condensation of material on the pre-1870 era as well as the new chapter on functions and problems since 1941."
|
|---|
