Answer 1. im preety sure its sydication of news columns
Answer2. automated printing presses were made
 
        
                    
             
        
        
        
Balance and symmetry I think
        
             
        
        
        
Explanation:
Using blocks of layered geometric tone and color, feininger creates the illution that the image is receding the backward, with the idea that the tone and color create light in the background, using semi-transparent layers this creates a different intensity of color, which gives this illusion.