The two maps give information on the difference in the specific floor plans between twenty years ago and nowadays.
Overall
, the function of districts had some changes in terms of new facilities and removal of original stuff. 
Linking Words
It is clear that
 the main change was the entrance of central libraries, which placed two round tables and eight chairs for each table in the previous twenty years, Linking Words
while
 it is an open field now.  When people walked into the library before, they could see an enquiry desk on their right-hand side and on the left there was a reading room, Linking Words
by contrast
, it is a coffee shop and computer room respectively. 
Linking Words
In addition
, two areas, which were in the middle of the central library, were used for putting non-fiction Linking Words
books
 and fiction Use synonyms
books
 for adults . Here and now, one information desk and three self-service machines are added to the right side Use synonyms
as well 
Linking Words
as
 adult fiction Correct word choice
and
books
 are moved to the front of Use synonyms
this
 place, as for the opposite, all sorts of Linking Words
books
 can be found.Use synonyms