Document ka9wewZjmK8zYx9yJq8wXBZdJ

1 A Some of it, yes. Page 2218 2 Q Okay. Are you aware that he actually 3 attempted in the course of that work to estimate the 4 approximate number of people who might have been 5 involved in auto mechanic work between 1940 and 1979? 6 A I am familiar with some of his publications, 1 7 yes. 8 Q Okay. I think he estimated it at about 6 9 and a half million people between those years. 10 Does that sound about right? 11 A I don't remember the exact numbers, but I 12 think it was about that. 13 Q Okay. Now, Mr. Ignatowski had you go 14 through the results of Dr. Rohl's study, but you have 15 also conducted this kind of air sampling or monitoring 16 yourself, haven't you? 17 A Yes, I did some of that work in Cincinnati j 18 and began to do some studies in the early '70s, and I 19 the work actually continued. 20 I transferred to a different group and that 21 work continued and actually resulted in some