N.C.I. grading guide :a step-by-step approach to the grading of uncirculated and proof coins
| Author(s) : | Halperin James L. , |
| Publisher : | Dallas, Texas :Ivy Press |
| Publication Date : | 1986 |
| ISSN : | 0933372027 |
| Location : | RCen, |
| Call Number : | CJ1832.H35 1986 |