Et voili !
This camera was made just for sportsjournalism, first mainly football, than tennis, and last golfing.
The second owner, Keith Hammet, shot 1.500.000 pictures mainly at the big tennis tournements such as Wimbledon, and it could go up to 30 rolls and more per tournement !
He had an average of 20 rolls of 36 EACH day during 6 years
And he has the records of every single filmroll !
He had 18 batteries, which were constantly serviced.