Larry R. Rogers Sr., who once held three jobs at the same time and went on to become a personal injury attorney who obtained multimillion-dollar recoveries for his clients, died Friday at age 75, his firm said.Rogers was a founding partner of the personal injury firm Power, Rogers & Smith, where he obtained numerous multimillion-dollar verdicts and settlements for clients in wrongful death, medical malpractice, motor vehicle negligence and aviation accident cases.The firm is now named Power Rogers LLP.His son and law …