Original German WWI Mercedes D.III Daimler-Motoren-Gesellschaft Aircraft 6-Zylinder Engine Data Plate Japanese Militaria however very early in the

however very early in the NSDAP period the company name in an arc over Solingen was used

so they easily deform with use and especially moisture

the Maynard tape primer is marked on the cover with the patent information:

The "egg and dart" perlring around the bottom is in great shape

Original German WWI Mercedes D.III Daimler-Motoren-Gesellschaft Aircraft 6-Zylinder Engine Data Plate Japanese Militaria however very early in theOriginal Item. Only One Available. This is a very scarce piece of German aviation history. This is a data plate off of a German Mercedes D. III, or F1466 Six Cylinder engine, famously used in a myriad of different German aircraft during World War I, to include many by Albatros, Fokker, Junkers, Pfalz, and Hansa. The data plate measures 4 x 5 15 16. The plate reads: Mercedes Flugmotor No. 28089 Zyl. Zahl. 6 Motor: richtig eingestellt wenn. N. 1450. P.