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| Catalog Number | 673a |
| Description | Quadra |
| Denomination | 8c |
| Color | brown & sep |
| Variety | se-tenant block of 4 |
| Date Issued | 09/24/75 |
| Perforation | 13 |
| Printer | Photo and Engr. |
| Years | 1975 |
| Sorter | 1295 |
| Watermark | Unwmk. |
| Series | |
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| Ebaylink | http://www.ebay.com/csc/Canada/3478/i.html?LH_Complete=1&_armrs=1&_from=R10&_ipg=&_pcats=260&_sop=16&_nkw=673a |
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