Question: who is responsible for the first permanent photograph called a heliograph
Answer: Nicéphore Niépce; Joseph Niepce; Nicephore Niepce; Joseph Nicéphore Niepce; Zhozef Nisefor Nʹeps; Joseph Nicephore Niepce; Joseph Niépce; Nikifor Niėps; J.-N. Niepce; Joseph Nicéphore Niépce