This is an earlier Bronco with a grip safety, a little different shaped frame and slide at the rear. The serrations on the slide are a little different also and seem to be typical up through the serial number 26000, at least.  Both the grip safety and non grip safety are this way.
 
 

Caliber: 7.65mm - .32acp
Overall Length: 5.100
Height: 3.750
Barrel: 2.570
Weight:
Sights: fixed
Magazine Capacity: 6 round
Magazine Release: bottom of frame
Slide hold open Feature: none
Grips: Checkered plastic
Safety: center of frame and grip
 
 

BRUNSWIG Tradename of Esperanza y Unceta (Astra).  Code EU in an oval.  These I understand were made for someone else who used this name. 
 
 

Caliber: 7.65mm - .32acp
Overall Length: 5.820
Height: 5.40
Barrel: 3.220
Weight: 1lb 10.7oz
Sights: fixed
Magazine Capacity:9 round
Magazine Release: bottom of frame
Slide hold open Feature: none
Grips: Checkered Walnut
Safety: center of frame

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