World Military Encyclopedia
> United States
> Head Wear Insignia
> Army Head Wear Insignia
> Berets Army Insignias
> Engineers
> US-USAHWIE-00006
309th engineer battalion ( obsolute)
Casual:
шеврон Центра специального назначения ФСБ России
21 Sustainment Command Patch. US Army
Эмблема на берет службы горюче-смазочных материалов ВС Франции
Another category of: Engineers
31st Engineer battalion
532nd engineer bn
32nd Engineer battalion
70th Engineer battalion
559th Engineer battalion