Mr. BALL. Have you had any special training in identification fingerprints? Mr. STUDEBAKER. No, sir; we don't classify prints too much where we are. We just compare them. Mr. BALL. What is the technique of lifting a print, as you call it? Mr. STUDEBAKER. Well, it's just using the regular dusting powder that we have and if you find something that you want to dust, you dust for the print. We used on this special case up there on those boxes and things, we have a special powder that we used on that. Mr. BALL. Then you take a picture of the print--a photograph? Mr. STUDEBAKER. Of this area, we just taped it to preserve it. We just lift the print and then tape it to preserve it. Mr. BALL. By "lifting a print," you mean to make it stand out? Mr. STUDEBAKER. Raising it up; yes, sir. Mr. BALL. By means of your dusting powder? Mr. STUDEBAKER. By a chemical, yes. This certain print that was up there, we used this special powder for cardboard and paper. That's what it's used for. Mr. BALL. Now, on the 22d of November 1963, were you on duty that day? Mr. STUDEBAKER. Yes, sir. Mr. BALL. What time did you go to work? Mr. STUDEBAKER. 7 a.m. Mr. BALL. In the morning? Mr. STUDEBAKER. Yes. Mr. BALL. What are your hours--7 to 3? Mr. STUDEBAKER. 7 to 3. Mr. BALL. Did you get a call to go down to the Texas School Book Depository? Mr. STUDEBAKER. Yes. Mr. BALL. What time did you go down there? Mr. STUDEBAKER. I believe we got the call about 1:05--we was down there about 1:15. Mr. BALL. And whom did you go with? Mr. STUDEBAKER. Lieutenant Day and I answered the call. Mr. BALL. What equipment did you take with you? Mr. STUDEBAKER. We took our camera and fingerprint kits and our truck. We have a truck that is equipped with all that stuff--a station wagon. Mr. BALL. Each one of you had a camera, did you? Mr. STUDEBAKER. No, sir; we just had one camera. Mr. BALL. What kind of camera was it? Mr. STUDEBAKER. It's a Graflex, a 4 by 5 Speed Graflex. Mr. BALL. Have you had some experience in operating a camera? Mr. STUDEBAKER. Yes. Mr. BALL. How much? Mr. STUDEBAKER. Well, on this certain camera? Mr. BALL. Yes. Mr. STUDEBAKER. About 2 months. Mr. BALL. But you have had photography in your crime lab work? Mr. STUDEBAKER. Yes. Mr. BALL. For how long? Mr. STUDEBAKER. Was about 2 months. Mr. BALL. How long have you done photography altogether? Mr. STUDEBAKER. In my lifetime? Mr. BALL. No, as one of the assistants in the crime lab, what period of years? Mr. STUDEBAKER. 2 months. I went to the crime lab in October, the 1st of October. Mr. BALL. You did--had you done any photography before that? Mr. STUDEBAKER. Just home photography. Mr. BALL. And the fingerprint equipment, is that the dusting powder you mentioned? Mr. STUDEBAKER. Yes. Mr. BALL. And what else? Mr. STUDEBAKER. Just anything we had in the truck. We have the truck complete. Mr. BALL. You have different kinds of fingerprint dusting powder for different substances?