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| Catalog Number | 573a |
| Description | Kwakiutl Thunderbird |
| Denomination | 8c |
| Color | multi. |
| Variety | se-tenant pair (572, 573) |
| Date Issued | 02/22/74 |
| Perforation | 12 1/2 x 12 |
| Printer | Photo.and Engr. |
| Years | 1974 |
| Sorter | 1156 |
| Watermark | Unwmk. |
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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=573a |
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