1
3
4
MPG Library Catalog • Reference Database • Miscellaneous
5
Factual Database • Miscellaneous
6
7
9
10
12
13
14
15
16
Reference Database • External Library Catalog • Miscellaneous
17
18
19
20
21
22
Book Collection • Reference Work
23
Book Collection • Reference Work
24
Factual Database • Miscellaneous
25
26
27
28