For each material (steel, concrete, timber, glass) please provide 1 page presenting: 1 - One project of your choice using this material as a structural component (provide name, location, year, rough size, any other pertinent info) 2 - Indicate/Describe one primary structural element and what is its dimension and what loads does it carry? 3 - Indicate/Describe one secondary structural element and what is its dimension, what loads does it carry, how is it connected to the primary structural elements which supports it? 4 - Provide at least one anecdote about the use of this specific material as a structural component (for example what are the pros/cons? or why was it used? where did it come from? or was it a typical construction material for this type of building or era?) Please include your sources of information on the page of each material.