Stapel, C., De spoorwegbriefkaarten van Nederland, Postzaken, Pos ... AUT-Johannessen The most important German collectors'

The most important German collectors' magazine at the beginning of this century with numerous very interesting articles on counterfeits of all kinds

one of the early publications by Eduard Peschl #38411

among other things due to fires in railway mail vans

Die Post im Auslande

series of publications on the organization of job evaluation of the German Post Office

Stapel, C., De spoorwegbriefkaarten van Nederland, Postzaken, Pos ... AUT-Johannessen The most important German collectors'Stapel, C., The railway postcards of the Netherlands, Postal codes, Postal historical studies XII, NL Postal items and postmark collections,1988, Monograph on railway postcards, 100 pages, various illustrations, paperback, fresh from the press #40907