- Sears Farm Operating Equipment Catalogue For 1937.
- STATIONARY, MARINE, GAS AND LOCOMOTIVE ENGINES.
- The gas turbine fuel control in the new display area.
- Two of the most complicated gas turbine fuel control governors in the collection. On the left is a Lucas CASC gas turbine fuel control for the Rolls-Royce SPEY 511-8 engine
- Woodward... Designer and Builder of Controls for All Prime Movers Since 1870.