Chronicles the achievements of nine African-Americans responsible for inventions related to parts of modern life such as refrigeration, electric lighting, and transportation.
Chronicles the achievements of eleven Afro-American physicians whose contributions helped raise the country's health standards through medical practice, research, or teaching.
Chronicles the achievements of eleven Afro-American physicians whose contributions helped raise the country's health standards through medical practice, research, or teaching.
Chronicles the lives and achievements of nine Afro-Americans responsible for inventions related to important aspects of modern life such as refrigeration, electric lighting, and transportation.
Chronicles the achievements of eleven Afro-American physicians whose contributions helped raise the country's health standards through medical practice, research, or teaching.
