# Inspector task sheet

Sơn Đoòng: separating an immense cave from an inflated story

## 1. Audit the source record

Retrieve the named records for Sơn Đoòng: separating an immense cave from an inflated story. Record author, edition, page or section and access date. Treat a catalogue, mirror or translation of one document as the same evidence, not independent corroboration.

Status: proposed; not completed.
Evidence found:
Source and page:
Limits:
Next action:

## 2. Build the dated evidence ledger

Make a provenance table for the local entrance discovery, surveyed sections and subsequent announcements. Compare passage cross-section, length and volume using compatible definitions. Keep later additions to a survey separate from the first expedition’s documented extent.

Status: proposed; not completed.
Evidence found:
Source and page:
Limits:
Next action:

## 3. Test the interpretation

Compare bedrock, hydrology and dated geological observations. Use the same quantity and survey standard for compared caves. Record what would favour or weaken each explanation; leave unperformed work marked as proposed.

Status: proposed; not completed.
Evidence found:
Source and page:
Limits:
Next action: