Observing the Caldwell objects / David Ratledge.
| Author/creator | Ratledge, David, 1945- |
| Format | Book |
| Publication Info | London ; New York : Springer, ©2000. |
| Description | v, 245 pages : illustrations ; 24 cm |
| Subjects |
| General note | Accompanied by 1 folded chart inside back cover. |
| LCCN | 99057027 |
| ISBN | 1852336285 (alk. paper) |