NSU

Neckarsulmer Fahrzeugwerke or NSU were made in Germany from 1905 until 1977.  NSU also made knitting machines (1873); bicycles (1886); motorcycles (1901); three-wheeled automobiles (1905) and four-wheeled automobiles.

NSU Prinz were made from 1958 until 1973.

NSU Prinz
Size: 69mm x 100mm

This emblem shows the town arms of Neckarsulm (stag antlers and the cross of the knights of the Teutonid Order).

NSU Prinz Size: 244mm x 30mm

NSU Prinz Size: 60mm x 39mm

NSU RO80 (1970)
Size: 72mm x 72mm

RO80 refers to a rotary engine and were made from 1968 until 1977.

These NSU are motorcycles badges.

NSU (motorcycle)
Size: 70mm x 67mm

NSU Prima (motorcycle)
Size: 68mm x 66mm  & 125mm x 20mm
The top emblem is No longer in the Ivan Hoffmann Collection