BULWARK  Beistegui Hermanos.  Both the Bulwark and Libia were made by the brothers for  Fabrique D'Arms de Guerre de Precision for export.  There is also a 9 shot version of the Bulwark as well as a hammer model of the smaller 7.65.
 
 

Caliber: 7.65mm - .32acp
Overall Length: 5.310
Height: 3.720
Barrel: 2.520
Weight: 1lb 4.8oz
Sights: fixed
Magazine Capacity: 6 round
Magazine Release: bottom of frame
Slide hold open Feature: none
Grips: Checkered plastic
Safety: rear of frame and grip
 
 

BUFALO Tradename of Gabilondo y Cia. on pistols sold to Armeria Beristain y Cia of Barcelona as a private label gun. Entwined BC initials on the black rubber grip.  The grip safety was a patent of Berstain and was used on this gun.  Production ran from 1919 to 1925 under this name but continued under Ruby. This gun will be shown under the Ruby Arms Co. name also but has no grip safety.  The Bufalo was manufactured in three calibers 6.35mm, 7.65mm and 9mm short or .380 cal.
 
 

Proofs on the gun

Caliber: 7.65mm - .32acp
Overall Length: 6.50"
Height: 4"
Barrel: 3.415"
Weight: 1lb 6.9oz
Sights: fixed
Magazine Capacity: 7 round
Magazine Release: bottom of frame
Slide hold open Feature: none
Grips: Checkered plastic
Safety: center of frame

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