A person who has been connected with the practical working of railways since the year…

A prize of five guineas was awarded to the following communication:-I am a prize of five guineas, awarded by a competition of 144 fellow-creatures, for a design in architecture…

I am the handle of the cross-bar of a bell-crank, on the upper end of which is fixed a small piece of metal that projects through the pavement of a street, and on the lower end of…