To sum up:
1- CLUES: french, electric, 3-wheeler.
2-SOLVED - Biblex 1925, Wendax
3- CLUES: french, 30s.
4- SOLVED - Wesnigk Muster D Motordreirad Wendax
5- CLUES: American, still around.
6- CLUES: belgian , single-cylinder air-cooled motorcycle engine
7- SOLVED - Stimson Honda Open4 - Quiller
8- SOLVED - 1933 Stutz Pak-Age-Kar Woodinsight
9- SOLVED - 1947 Brush Electrical wagonette Wendax
10- SOLVED - 1935 Mercedes-Benz 170 by Erdmann & Rossi Wendax
11- SOLVED - Monsieur Mathevet's Panhard Wendax
12- CLUES: VW Type 1 Kit Car 1967 swedish fibreglass sport car (Vokaro?)
13- CLUES: NSU engine
14- CLUES: swiss licence plate
15-SOLVED - Jaguar XKE Luciano Sarma - Oguerrerob
16-SOLVED - Six-whheled Opel Manta for the German movie "Manta - Der Film" Wendax
I'll award the points to:
Oguerrerob - 1 point
Quiller - 1 point
Wendax - 6 points
Woodinsight - 1 point
2 points for each new ID.
7x2 points still out-there
and move it to the black hole.