File:Streckmetall Mod. Paris Sennrich.jpg - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/8/81/Streckmetall_Mod._Paris_Sennrich.jpg)
![](https://earlywarminiatures.com/wp-content/uploads/2023/04/20230404_164326-scaled.jpg)
British Mk V star MALE with unditching RAILS, beam & Semaphore – EWM
![](https://p.turbosquid.com/ts-thumb/a0/VwXd63/aEVBJUFh/ltractor_b2/jpg/1598760678/1920x1080/fit_q87/cb874b9795a2f028b22f800564f3f2bd442abeb0/ltractor_b2.jpg)
3D leichttraktor rheinmetal 1930 - TurboSquid 1613506
![](https://upload.wikimedia.org/wikipedia/commons/1/1e/Sheetmetal_Sketch_01_neutral.png)
File:Sheetmetal Sketch 01 neutral.png - Wikimedia Commons
![](https://upload.wikimedia.org/wikipedia/commons/thumb/0/0c/Thread_M.svg/2560px-Thread_M.svg.png)
File:Thread M.svg - Wikimedia Commons
![](https://i.pinimg.com/474x/44/46/93/444693f96ae9acf3796c88017d7bce0c.jpg)
Front 46 Taktischer Raketenwerfer 'Unke'(edit!)
![](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Tractrix.svg/1200px-Tractrix.svg.png)
File:Tractrix.svg - Wikimedia Commons
![](https://en.numista.com/catalogue/photos/mecklenburg_strelitz_grand_duchy/18-original.jpg)
10 Mark - Adolph Frederick V - Mecklenburg-Strelitz – Numista
![](https://en.numista.com/catalogue/photos/mecklenburg_strelitz_grand_duchy/63b88d905f2f89.06175561-original.jpg)
3 Mark - Adolph Frederick V - Mecklenburg-Strelitz – Numista
![](https://upload.wikimedia.org/wikipedia/commons/c/ca/Tractrice.png)
File:Tractrice.png - Wikimedia Commons
FRANCE. Paris. Notre-Dame Cathedral Silvered Bronze Medal, ND
![](http://www.antique-microscopes.com/photos/fwSchieck1.jpg)
F. W. Schieck Berlin S.W. No. 7903, c. 1884. Continental style