Mushroom beds in a ventilated cave, 1967

A 1967 photograph of ridge beds of mushrooms in a cave in Italy, fitted with mechanical ventilation.

Media ID: MF-OPEN-MUSHROOM-CAVE-BEDS-MECHANICAL-VENTILATION-ITALY-1967-01
Rights: LICENSED
Diagnostic status: not applicable
Record checked: 2026-09-24

Black and white photograph of long mounded beds with small mushrooms along them inside a stone cave.

Technical caption

What this shows

Early growers used caves for their steady temperature and added fans once they understood that fresh air controls fruiting.

Confirmation basis: Subject, location and authorship follow the Wikimedia Commons file record; the image was inspected before publication and no production claim is inferred.

Evidence limit

What this does not prove

This is a real, open-licensed contextual image. It does not establish this platform's farm, operating setpoint, construction specification, diagnosis, yield or commercial result.

Public provenance

Traceable without exposing private metadata.

Source class: EXTERNAL OPEN MEDIA
Owner: Photographer not recorded (Archivio Storico Touring Club Italiano) / Wikimedia Commons
Usage: CC BY-SA 4.0; derivative resized and converted to WebP without substantive visual alteration.
Consent: not_required
People visible: No
ML training: Not allowed
Source record: Open source page
Licence: CC BY-SA 4.0