Beginning from the 17th century, a number of chronicles have been preserved.
A number of reading traditions have been preserved in liturgical use.
A larger number of areas in former foreign styles are well preserved.
Since it had to be taken out of service in 1993, number 38 1772 is preserved as a mobile memorial.
A number of the company's cattle died there and were preserved in a frozen state.
A number of later works have also been preserved.
A number of the early German locomotives built for use on these lines have been preserved.
The number three is therefore preserved in each case.
In addition, a number of trees have been preserved to provide shade for cattle.
In addition, a large number of epitaphs have been preserved.