Click on any picture to enlarge it and view the details. Due to the low resolution of many of these older photos, they do not enlarge more than once.
 Hydraulic Pump Motor Controller Cabinet |  Hydraulic Pump Motor Controller designed by Harry Boller, several were manufactured |  Controller Inside Assembly Details |
 Boller and Chivens designed and manufactured the Tridop Recorder |  A view inside the Tridop Recorder | |
 Wind Tunnel Strain Gage Balance used to measure force loads |  Wind Tunnel Strain Gauge Balance details of internal parts |  Wind Tunnel Strain Gauge Balance details of internal parts |
 A Cancer Research project for a Doctor Livingstone |  Details of internal contruction of cancer research project | |
 A cabinet designed for containing a multitude of air pressure sensors |  Inside the air pressure sensor cabinet |  Air pressure sensor |
 Knath-A-Scope Device for Orthodontia Jaw Action Studies | ||
 Fixture holding a four pen-recording device | ||
 Electro/Hydraulic Assembly |  Electro/Hydraulic Assembly | |
 Film Camera with Eyepiece |  Opposite side of Film Camera with Eyepiece | |
 Optical Assembly with Coolant Fan | ||
 Twenty-two Rotating Ratcheting Relay Assembly Left-hand Drawer |  Twenty-two Rotating Ratcheting Relay Assembly Right-hand Drawer | |
 Motor Driven Film Editor | ||
 Unidentified Rotational Strength Measuring Instrument |  | |
 Precision Position Measuring Indicator | ||
| The following pictures are all of unidentified early projects. | ||
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