Newerla, Gerhard J. (Gerhard Joseph), 1906-

Works from the collections

2 works

Books
Medical history in philately and numismatics / by Gerhard J. Newerla.
Newerla, Gerhard J. (Gerhard Joseph), 1906-Date: [1971]
Books
Medical history in philately / Gerhard J. Newerla ; cover by R.S. Oesch.
Newerla, Gerhard J. (Gerhard Joseph), 1906-Date: [1964]