Not too many flyers, either.

However, though there were near things designed and built in limited numbers, and Hornsby's work was at least as early as 1908, and this IS scientific romance, I'd defend to the death your worthy sensibilities.
Just, you won't be TOO disappointed to know that German walker I was designing was intended to face British landships made from old GI Joe I.M.P.s, I hope.

Doug