North American Aviation (NAA) was the prime contractor for the Apollo Command and Service Module (CSM). In December 1965, the company's engineers briefed NASA's Office of Manned Space Flight (OMSF) ...
The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...
The middle value of all realized prices for an artist's works sold at auction during a given period, providing a clearer representation of typical market values by minimizing the influence of extreme ...
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