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Wind-Tunnel Tests of Four Curtiss Propellers Embodying Different Blade Sections
Wind-tunnel tests of single- and dual-rotating pusher propellers having from three to eight blades
Wind-tunnel tests of single- and dual-rotating tractor propellers of large blade width
Representative Operating Charts of Propellers Tested in the NACA 20-Foot Propeller-Research Tunnel
Characteristics of Several Single- and Dual-Rotating Propellers in Negative Thrust