Robin HR-100-250TR 529/PD of the CEV at Mérignac in July 1991. 16 examples of this lightweight French trainer went to the AdlA. All these were -250TR's with a 250HP Lycoming engine. Production of the HR-100 lasted between 1969 and 1976. 529/PD was last noted in storage at Istres le Tube in 2001.