Sentence:  You may think we did n't need Nancy and Jean , but you always get what you can when you can , and we had no guarantee that a fingerprint <WSD>record</WSD> on them could n't be useful before we were through with this case . 
Meaning of the word marked with <WSD> tags:  anything (such as a document or a phonograph record or a photograph) providing permanent evidence of or information about past events