Walch-Sorgdrager, B.

Works from the collections

2 works

Books
Leptospiroses / by B. Walch-Sorgdrager.
Walch-Sorgdrager, B.Date: [1939]
Books
Een malaria-epidemie, veroorzaakt door M. sinensis / door E. Walch en B. Walch-Sorgdrager.
Walch, E.Date: [1921]