Bernard Maggin, Robert E. Shanks
naca-rm-l8h23
Nov 1948
An experimental investigation was made to determine the effects of various design parameters on the lateral-stability characteristics of a glider towed by a single towline. The investigation showed that it is possible to obtain inherent lateral stability with a single towline system.
An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1948/naca-rm-l8h23.pdf