Look back at the original website, forum post, or gallery where you found this file. Often, individual parts (like 'a', 'b', 'c') are hosted on the same page as a full-size version or a link to a zip file containing all parts.
Upload the image 074T3198b.jpg to Google Images to find the original source or other websites that might host the full, combined piece. 074T3198b.jpg
However, to get the "complete piece" you are likely looking for, here are the best steps to take: Look back at the original website, forum post,