| Obverse description | Two parallel horizontal grooves, having between them the TELPE plank, coined in low relief. |
| Obverse lettering | TELPE (Translation: Telecommunication of Pernambuco) |
| Obverse script | Latin |
| Reverse description | Horizontal groove in the center, bearing below the name of the manufacturer of these pieces, ie ARTOL. |
| Reverse lettering | ARTOL |
| Reverse script | Latin |
| Mint | ARTOL Artefatos Olinda, Brazil ARTOL-79 Artefatos Olinda, Brazil |
| Mintage | ND
(1970-1997) - Port#951 - ND (1970-1997) ARTOL - Port#952 TELPE in frame; Reverse lettering `ARTOL - 79` in frame; Medal alignment - ND (1970-1997) ARTOL - Port#953 TELPE in frame; Reverse lettering `ARTOL - 79` in frame; coin alignment - ND (1970-1997) ARTOL - Port#954 Reverse lettering `ARTOL`; Medal alignment - ND (1970-1997) ARTOL - Port#955 Reverse lettering `ARTOL`; Coin alignment - ND (1970-1997) ARTOL - Port#956 Reverse lettering `ARTOL`, keyhole; Coin alignment - |
| Catalog ID | 5991772310 |
| Comments |