File:NPS Structural firefighters operate in a collateral duty position, only being called when needed, often working as law (0260d4f7-1dd8-b71b-0b91-f8115be365d5).jpg
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NPS_Structural_firefighters_operate_in_a_collateral_duty_position,_only_being_called_when_needed,_often_working_as_law_(0260d4f7-1dd8-b71b-0b91-f8115be365d5).jpg (720 × 540 pixels, file size: 136 KB, MIME type: image/jpeg)