Inside Out Library · ExploreDischarge characteristics of a high speed fuel injection system (1925)NASA Technical Reports Server (NTRS) · leaf 28N.A.C.A* Technical Note No.213 Figs.18,19 & 20 .025 .050 .075 .100 .125 .150 Stroke-inchesNASA Technical Reports Server (NTRS)Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.More pictures from Discharge characteristics of a high speed fuel injection systemMore like this