# Inspector task sheet

Lubaantun’s alleged crystal skull: the microscope changes the case

## 1. Trace the earliest accessible record

For Lubaantun’s alleged crystal skull: the microscope changes the case, record author or storyteller, collection date, language, translation, page and exact scope. Distinguish evidence of a story being told from evidence of its events. Note which full documents remain unavailable.

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

## 2. Investigate the central question

Compare published micrographs with known lapidary methods and retain the distinction between measured marks and inferred date. Trace the 1933 and 1943 documents, photographs and subsequent retellings. Require excavation records for any ancient findspot claim. Track each skull by its separate object identity.

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

## 3. Compare explanations without merging evidence

Locate workshop or dealer records matching the photographed object and manufacturing technique. Require independently dated archaeological provenance and evidence distinguishing original carving from later work. Preserve contradictions and unsuccessful searches; proposed work remains unperformed.

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