- A Woodward CSSA propeller governor.
- 56
- The latest vintage 1960's Woodward jet engine governor and the newest Point beer for 2020.
- Theory of operation of a Woodward vintage jet engine governor control. Page 7.
- A Boeing T50 series jet engine with a Woodward fuel control.
- Page 7.
- Power House at dam # 5, circa 1935. TAILRACE (EAST) ELEVATION. Taken by Jet Lowe, HAER staff photographer, September 1980 - Dam No. 5 Hydroelectric Plant, On Potomac River, HAER WVA,2-HEDVI.V,1-40.tif
- Photocopy of photograph, October 20, 1933. VIEW OF FOREBAY AND INLET OPENINGS, NOTE SLUICE GATE AND DAM AT LOWER RIGHT. (Courtesy of the Potomac Edison Company Library HAER WVA,2-HEDVI.V,1-44.tif
- MR July 1963.
- History of John Allen's Gorre & Daphetid model railroad.
- Constant Speed Drive for Boeing 727, Sundstrand Corporation - Museum of Science and Industry (Chicago)
- Hamilton Standard propeller engine governor.
- A BENDIX GAS TURBINE FUEL CONTROL.
- Camp Grant history.
- Circa 1950.