1. ThermalControlbyUseofFusibleMaterials." Northrop Space Laboratories, NASAN66-26691, April 1966. *Hale.D. V.& "Phase ChangeMaterialHandbwk."NASA CR4363,Sept. 1971. 'Anon. "Study toEvaluate the Feasibility ofaFeedbackControlled VariableConductanceHeat Pipe," Tech.SummaryRept.
2. 0tot 50
3. Feedback control Nomina1-5% 20