Texturing models is a bit of a problem if we are not called Learnardo Da Vinci and what is expected is photorealism. Using our own photos or using our graphic package is optimum and the most satisfying -  create your own texture and you get that buzz of achievnment.

However, and there is usualyl a 'however', it may not be possible for you to take a photo of your needed texture or to create it in corel or photoshop.

There is an alternative that you might find unsatisfatory:

three images here. the first two are thumbnails from Myang, the third is a fusuon of the two that produces something very different: I would really suggest that you do not use anything larger than a thumbbnail that you do not have a right to use.