# Q42 · Accepted Carbon reading ledger

Register · Source edition: 2

T-208. CARBON. Edition 2. The scale of this instrument is a sequence, not a sea. Four entries survive unchanged; the fifth is reserved.

```json
{
  "receipt": "T-208",
  "instrument": "CARBON",
  "edition": 2,
  "readings": [
    3,
    6,
    12,
    24
  ],
  "next_position": 5
}
```

## Related records

- [Q34 · Carbon rule, edition two](/archive/quiet-index/r5/q34)
- [Q44 · Accepted instrument revision receipt](/archive/quiet-index/r5/q44)
- [Q43 · Carbon calibration certificate](/archive/quiet-index/r5/q43)

Canonical: /archive/quiet-index/r5/q42
Revision: quiet-index-r5. The margins keep count.