The two maps show the main changes which have taken 
place
 in the central library from 20 years ago until now. In general,it can be seen that the library has become Use synonyms
a 
much more modern and categorized .Correct article usage
apply
Also
, its central space has become less crowded .
One interesting change is that some food possibilities have been added ,including a café Linking Words
in
 the right side of Change preposition
on
entrance
,which Add an article
the entrance
it 
was Correct pronoun usage
apply
a
 enquiry desk Change the article
an
previosly
, and a Self-service Correct your spelling
previously
machines
 Fix the agreement mistake
machine
front
 Change preposition
in front
the
 café.
The children's book  has been transported to a bigger Change preposition
of the
place
 with Use synonyms
sofa
 and Correct article usage
a sofa
a 
space for storytelling events and a lecture room has been constructed Remove the article
apply
instead
 of Linking Words
previous
 children's book.
There were two big tables and chairs in the Correct article usage
the previous
center
 of the library which have been removed in terms Change the spelling
centre
of having
 more free space .The reading room has been replaced with Change preposition
to have
computer
 room.
The Correct article usage
a computer
place
 which Use synonyms
were
 the Change the verb form
was
place
 of  adult fiction books ,has turned into a Use synonyms
place
 for all Use synonyms
refrences
 Correct your spelling
references
reference
book
.wereFix the agreement mistake
books