3. Cox Hall - Electrical housing located on the ground floor Date: between 1950 and 1980 Format: Still image Access: Public
4. Cox Hall - Main panel for air-conditioning unit Date: between 1950 and 1980 Format: Still image Access: Public
5. Cox Hall - Person inspecting machines Date: between 1950 and 1980 Format: Still image Access: Public
6. Cox Hall - Photographic film of various machines in buildings Date: between 1950 and 1980 Format: Still image Access: Public