A pistol can have any barrel length, so no problem.
Well, as long as they are not .45 caliber smooth bores, then you might have a "shot gun" pistol, which is a no no.
The ones you show above are fine.
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03man(Don Voigt); Luger student and collector.
Looking for DWM side plate: 69 ; Dreyse 1907 pistol K.S. Gendarmerie
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