Schwaighofer, Oberregierungsrat Prof. Dr. Ing. H.: Rohrpostanlagen ... Condition:Used - Good Table of contents see scans

Table of contents see scans

including many transit letters sent via Hamburg

Burrus (gelocht) etc

60 years of collecting old letters

Posta Romana in Basarabia (1918-1940

Schwaighofer, Oberregierungsrat Prof. Dr. Ing. H.: Rohrpostanlagen ... Condition:Used - Good Table of contents see scansSchwaighofer, Senior Government Councillor Prof. Dr. Ing. H.: Pneumatic Post Systems, Part I., Pneumatic Post Technical Innovations in the Field of Pneumatic Long Distance Systems, Post and Telegraphy in Science and Practice, Volume 62, 1930, 216 pages + illustrations, slight signs of wear, still in good condition, rarely offered, first copy we can offer #70933