2.1 - Towards Roll and Sheet film for Still Photography Cellulose nitrate roll film replaced paper-base negatives (1884) in roll film cameras in 1889. Roll-film holders were developed for existing collodion wet and gelatin dry plate cameras. And there were numerous new amateur roll film cameras created for the new fast transparent film.
2 Answers. , Mechanical Engineer. all these colleges have almost the best mechanical engineering program: Massachusetts Institute of Technology , Stanford University, University of CaliforniaââBerkeley,University of Illinois, Cornell University , Princeton University , Carnegie Mellon University, Purdue University......
Purdue Engineering National Rankings â 2016. The College of Engineering moved up in the rankings to #6, tied with Georgia Tech, University of Illinois at Urbana-Champaign, and the University of Michigan. ABE has now been ranked #1 for the seventh consecutive year. Graduate Program National Rankings.