Hello. 'Fr.Roger' reblooms in the shots all time long. As far as the parents are, the 'Constance Spry' had already repeating admixture of 'Dainty Maid' so initiale genes already were there. Activation occurred with another cross.
You're right, it looks very old-fashioned rose. This summer I took one bush, which grew on own roots to France to the Community.