Energy Loss, Velocity Distribution, and Temperature Distribution for a Baffled Cylinder Model, Special Report (1937)
NASA Technical Reports Server (NTRS) · leaf 19
Distance from front of cylinder, degrees … Figure 6.- Effect of position around cylinder on loss in total head for several exit-duct openings, Hxit-duct length, 3.75 inches; Daffle opening, 1.00 inch; Cylinder diameter, 7.00 inches; fin space, l/l6 inch.
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.