Item #005 - Subterranean Exploration Project
Photographs - Tunnel/East Room



Photographs - Mark I




Photographs - Mark II

Photographs - Mark III



Description
Several small tunnels/conduits exist below/within the foundation of the building
Original floor plans indicate tunnels were used for electrical wiring and refrigerant lines for grocery store equipment
Average inside diameter of tunnels varies between 10“ to 14”
Status
History