Hawaii–Aleutian Time Zone Polynesia uses UTC−10 for its major cities. The Cook Islands also use the same time. These areas do not use DST. "Hawaii–Aleutian Time Zone" is a U.S. term and for that reason the Polynesian areas are not considered to be a part of the Hawaii–Aleutian Time Zone. Hawaii–Aleutian Time Zone The Hawaii–Aleutian Time Zone observes Hawaii–Aleutian Standard Time (HST), by subtracting ten hours from Coordinated Universal Time (). The clock time in this zone is based on the mean solar time of the 150th meridian west of the Greenwich Observatory. The zone takes its name from the two areas it
The Standard School Broadcast of listeners. A few episodes of "The Standard School Broadcast" are available from old-time radio program collectors. In the 1970s, the Chevron Research Company released a series of recordings edited from "The Standard School Broadcast" as a public service. The LP records, with teachers guides, were available free of charge to elementary and junior high schools throughout the West, Rocky Mountain area and the Southwest. These out-of-print recordings have been sold on various websites. The Standard School Broadcast The Standard School Broadcast was a weekly educational radio program that went on the air in 1928 and promoted music appreciation for