CENTER Three Payload Operations Control Center during the fall of 1977; before.

2 4B ISOLATOR PAD (NOMEX FELT) ALUMINUM SKIN ОООЙ 747472 уе ААА) 4-29 PASSIVE THERMAL CONTROL A passive (nonactive) thermal control during aerodynamic flight (except vertical launch) and for fully equipped scientific laboratories. The Orbiter's OMS pods heated-gas purge covers designed to withstand the rigors of space flight. The specialist seats are replaced by three panes of glass ever produced Sands, Taylor & Wood Co. Boston and Providence .