Bell System Manhole Cover Hexagon Pattern
By Clint Gilliland, ; posted July 18, 2018; hits 1071
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| Bell System hexagon pattern Manhole Cover. San Jose, CA The Bell System hexagon pattern is almost the same as the MCI manhole cover. Did MCI use the same foundry? The MCI logo is in a bare circle. "Bell System" and bell image are in a external toothed gear on Bell covers. |