Babylonians and Egyptians.
The Egyptians
Hebrews
Properly speaking, there is no "English" calendar system. You probably mean the predominant Western Calendar (also called the Christian Calendar). This calendar system is best called the "Gregorian Calendar", after Pope Gregory XIII who introduced the calendar system in 1582.
It was King Richard I of England.
The best known work of Alexis de Tocqueville is titled "Democracy in America," which is a work written about political and social issues of the US in the 1800's.
eyptians
eyptians
The Phoenicians are best known for the development of the alphabet, which later influenced various writing systems, including Greek and Latin scripts. Their alphabet was a significant advancement in communication and literacy.
The Egyptians
desert farming
which culture is best known for embalming tecniqes
babylonians
Charles Darwin
Hebrews
Ancient Egyptian culture is best known for its development of embalming techniques, particularly in the process of mummification. This practice was undertaken to preserve the bodies of the deceased for the afterlife in their belief system.
Carl Rogers is best known for his development of person-centered therapy, a humanistic approach that emphasizes empathy, unconditional positive regard, and genuineness in therapy sessions. He believed in the importance of the therapist creating a supportive and non-judgmental environment to help clients achieve personal growth and self-actualization.
Calendar is the best time keeping tool.