Manufactured from the 1900s into the 1930s. Fixed sights, two-line caliber and patent marking on the left side of the slide, push button safety on the frame, and a niter blue slide catch and trigger. The grips are smooth, and the barrel is fitted with a 4 1/4 inch long smooth extension sleeve that is numbered to match the pistol. The pistol appears on page 23 of James Rankin's "Walther Volume III, 1908-1980" (copyright 1981) where it is identified by serial number and called out for its long barrel and grips.

As A, with "WALTHER'S PATENT" on the left side of the frame and checkered "CW" monogram grips. It is pictured and discussed on page 20 of "Walther Volume III, 1908-1980" by Rankin.