Harold Shames, Seymour C. Himmel, Darnold Blivas
naca-tn-2109
Jun 1950
The dynamic characteristics of an axial-piston, variable-stroke jet-engine fuel pump were experimentally determined by frequency-response tests.
An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1950/naca-tn-2109.pdf