The Periodical Article Bibliography
| PAB Number | c5607 |
| Document Type | Article |
| Author | Nowlan, Michael O. |
| Title | Slogan cancels from The Rock come to the fore [covers 1918-1949] |
| Journal Title | Canadian Stamp News |
| Journal Info | Canadian Stamp News, June 18, 2013, p. 15. |
| Year | 2013 |
| Notes | illus |
| Subject | HISTORY-20th Century
MCGOWAN, GEORGE PHILATELY COMMUNICATIONS-Postal Service |