The Penrose mystery /
Wedi'i Gadw mewn:
| OCLC: | 8201587 |
|---|---|
| Prif Awdur: | |
| Iaith: | English |
| Cyhoeddwyd: |
New York :
Blue Ribbon Books,
c1936.
|
| Cyfres: | A Burt book.
|
| Pynciau: | |
| Fformat: | Monograph Note that CRL will digitize material from the collection when copyright allows. |