Please, builder, model, coachbuilder and year for 1 point
Up
Pros
Russo Baltique, ca. 1911?
Not a Russo Baltique
Up
NAW Sperber Typ D4n Zwei-sitzer ~ 1913
Correct but give me the coachbuilder for have the point. I locked this puzzle for you
Burkart & Günther ?
One more point for you
Some more Sperbers and a brochure showing a D4n: https://www.autopuzzles.com/forum/2012-41/solved-wendax-539-sperber/msg264095/#msg264095
Thank you!!