Photo img2_017
Item information
| Caption: | Punch-down blocks in a wiring closet. |
| Photo: | img2_017 |
| Type: | photo |
| Item: | Photo img2_017 without textual material |
| Keywords: | punch-down, twisted-pair |
| Other sizes: | Photo img2_017 at other sizes - 192x128, 768x512 |
