The word towel appears 2 times in the Douay-Rheims Bible. The first 2 matching verses are shown below.
John 13:4He riseth from supper and layeth aside his garments and, having taken a towel, girded himself.
John 13:5After that, he putteth water into a basin and began to wash the feet of the disciples and to wipe them with the towel wherewith he was girded.