Mr. Andrew Collins is a professor of zoology at University of Pennsylvania. The characters in the story are completely imaginary and there is no connection with real life.
Mr. Robin Dickinson is a teacher on metallurgy at Dream College in USA. He has a student named Jacob Ravens who is truly interested in Tin and other metals.
Mr. Andrew Collins is a professor of zoology at University of Pennsylvania. The characters in the story are completely imaginary and there is no connection with real life.
Mr. Robin Dickinson is a teacher on metallurgy at Dream College in USA. He has a student named Jacob Ravens who is truly interested in Tin and other metals.