(The above-referred-to documents were marked "Derrickson Exhibit 1" and received in evidence.) By Mr. O'CONNOR: Q. Mr. Derrickson, can you account for the use of those tickets by someone else? Did you know whether your name was being used at the time that travel was being made? A. No, I did not. I allowed use of the card in each case by direction of the chairman. I assumed that whoever purchased tickets |