Shelf

• Set the menu set to Modeling.
• go to create> polygon primitives > Cube
• Create a cube and scale it so it's a similar look as the cube in the image below.
  
  

• Right click on the model and go to Edge component mode.
• Select the vertical edges on the corners.
• These will be the corners we bevel.
• Go to Edit mesh> Bevel.

• To duplicate the tabletop, go to Edit>Duplicate or Command+d.
• Position them like in the image.
• Seek also Channek box for the position info.
• Now for the legs, create a cylinder and scale and position it to the image below.
  
  
  
  
• Duplicate it 3 more times and put each of the duplicated cylinders on one of the tabletop's corners.
  

• Making an end piece. Create a cube. Position it and scale it like the image below. It will be square on top.
  Note: It's important that this is the same thickness as the tabletops. Select the three back edges as in the image below.

• Select three edges on the front of the table. Go to Edit mesh>bevel.
• Select the rest one edge then apply Bevel.

• Duplicate it like we did the tabletops and position them like in the image below.
• Use one of the legs from the first table, duplicate it 3 times, and position it to make the end piece's legs. It only needs 3.