# Inspector task sheet

Frederick Valentich: the missing aircraft and the radio record

## 1. Audit the transcript

Use the file copy, record page numbers and distinguish speech from editorial annotations. Retain uncertainty markers and do not replace missing audio with a dramatization.

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

## 2. Build a bounded route model

List every required navigation input and its source. Keep the last reported position distinct from a calculated position and any speculative wreck location.

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

## 3. Index the investigation file

Identify the summary, correspondence and search documents by sheet. Record duplicate pages and later additions so file size is not mistaken for independent corroboration.

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