S03 E05Photograph not available
S03 E05 · 2007-09-27
The Aluminum Monster vs. Fatty Magoo ↗
IMDb7.9Steam blasts from the whistle installed beside the workers.
Evidence: Episode reference · visual inspection of S03E05 ↗FOLLOWING THE THREAD · 1 RECORDED EPISODE
Steam whistle
The loud whistle used to order the basement workers around.
Open on the connection board ↗Combine with more tags +These are researched occurrences. More may exist in episodes whose tags are still being documented.