Steamtrucks & -busses

This page is dedicated to a project which took place from 1930 until 1936 where engineers from Henschel und Sohn worked with Warren Doble on developing steam installations for use in road and rail vehicles.

The Vehicles

This is a list of vehicles that were part of this project.

Doble F31

build on a La Salle sedan in 1930, destroyed in an airraid during WW2.

Doble F35

upgraded from Chassis E12 by William Besler, destroyed in an airraid in WW2.

Delivered as a chassis, body built by Erdmann & Rossi, Berlin.

Sentinel S6

built in 1935 wit serialnumber 9196, used for many years as a mobile testing platform, was fitted with a mechanical stoker.

Steam Launch

built in 1933 as a testing platform

Prototype bus

a prototype bus chassis is build for testing purposes in 1932 with a 80 HP Doble powerplant, it got a body later.

Bus for Elberfelder Bahnen Wuppertal

used from 1933 until 1942, then decommissioned due to fuel shortages, converted to front steer and rear mounted boiler in 1936.

Bus for Kraftverkehr Sachsen AG

built in 1933/34 it went back to Henschel for refurb in 1939 and never returned, presumably destroyed during an airraid in October 1943.  Lindner-Halbstahl body

Truck for Wickuler-Kupper-Brauerei, Elberfeld (Wuppertal)
Truck for Thuringia-Brauerei August Schmidt Muhlhausen
10 trucks for Deutsche Reichsbahn

built in 1933, two diffent cabversions are known, used from depot Kassel.

Truck for Kraftverkehr Nordmark AG Altona

triple-axle truck with 1 steam engine on each rear axle, built in 1934, ran between Hamburg and Berlin, decommissioned in 1937 and returned to Henschel the same year.

Bus for Bielefelder Stadtwerke

delivered in 1935 and decommissioned in 1936 due to poor performance related to the use of the wrong fuel and increasing cost of fuel

Bus for Kasseler Omnibus Gesellschaft

built in 1935, converted to dieselmotor

Bus for Omnibusbetrieb der Bremer Vorortbahnen

built in 1936, converted to dieselmotor


Based on the research i already have done i am looking for the following sources

  1. Oldtimer Heft / Magazin Sonderheft 2 Maart 1986
  2. From BIOS report 1748, appendix 1 Documents Evacuated, BIOS/DOCS/2651/2046/1 until BIOS/DOCS/2651/2046/17, these are drawings, documents and reports which are the basis of the BIOS report.
  3. Darin: A. Reinsch: Versuchsfahrt mit heimischen Treibstoffen 1935, Sonderdruck aus: Zeitschrift des Vereins deutscher Ingenieure 79, 1935, Nr. 52
  4. Drei Tage-Mittelgebirgsfahrt 1935: Geländezuverlässigkeitsfahrt f. Krafträder, Krafträder mit Seitenwagen, Personenkraftwagen u. Lastkraftwagen vom 4. bis 6. Juni 1935 ; [Schluß-Bericht] Uitgever Oberste Nat. Sportbehörde f. d. dt. Kraftfahrt, 1935
  5. ZVDI band 80(1936) s 567-571 H. Nordmann
  6. Alfred B. Gottwald: Die Lübeck Büchener Eisenbahn (LBE), Düsseldorf 1999, ISBN 3-87094-235-5
  7. Gerd Wolff: Deutsche Klein- und Privatbahnen, Teil 1: Schleswig-Holstein/Hamburg, Gifhorn 1972, ISBN 3-921237-14-9
  8. 125 Jahre Eisenbahn in Lübeck, Sonderheft Oktober 1976, Verein Lübecker Verkehrsfreunde Rüdiger Otahal: Lübeck-Büchener Eisenbahn, München 2002, ISBN 3-7654-7130-5
  9. Lorenz Steinke: Die Bedeutung der Lübeck-Büchener Eisenbahn für die Wirtschaft der Region Hamburg-Lübeck in den Jahren 1851 bis 1937, Lübeck 2006, ISBN 3-7950-0483-7
  10. Gerd Wolff: Deutsche Klein- und Privatbahnen, Band 12: Schleswig-Holstein 1 (östlicher Teil) EK-Verlag, Freiburg 2010, ISBN 978-3-88255-671-1 (vollständige Neubearbeitung)
  11. Articles from Die Strasse 1934 -1943
    Machemer, Heinrich Technische Prüfungsfahrt mit heimischen Kraftstoffen 88-90 3 1935 Umschau
    Liese, Albert Versuchsfahrt mit heimischen Treibstoffen 627-628 17 1935 Umschau
    Liese, Albert und Michahelles, August Kraftfahrzeug-Winterprüfung 1936 121-124 4 1936 Umschau
    König Kraftfahrzeug-Winterprüfung 1937 170-173 6 1937 Umschau
    König, Hans-Arnold Kraftfahrzeug-Winterprüfung 1938 125-126 4 1938 Umschau
    König, Hans-Arnold “Internationale Alpenfahrt 1939” 538-543 16-18 1939 Umschau
    Dittrich, Rudolf Versuchsfahrt mit heimischen Treibstoffen 1935 462-463 12 1935 Umschau

If you know of other publications that cover this project in any way i would like to know.

I have received support in my research from:
Henschel Museum & Archiv
Stiftung Regionale Verkehrsgeschichte Wuppertal


if you wish to get in touch with me in regard to this research, I can be reached at pieter_hansma at

Alles over Hanomag, Henschel & Hanomag-Henschel