The diagram shows the floor plan of a public library 20 years ago and how it looks now. Summarize the information by selecting and reporting the main features and make comparisons where relevant.

The provided maps illustrate the changes of the floor of a central library layout between 20 years ago and today. Overall, it is clear that past plan of the central library has developed according to the current condition such as introducing a computer room, replacing self-service machines and installing a café. In the past 20 […]