Retroflector Viewed 772 times

Retroflexion (1) Viewed 774 times

Retroflexion (2) Viewed 779 times

Retroflexion (3) Viewed 779 times

Retrogradation (1) Viewed 776 times

Retrogradation (2) Viewed 776 times

Retrogression Viewed 773 times

Retrogression (1) Viewed 777 times

Retrogression (2) Viewed 779 times

Retrogression (3) Viewed 773 times