Standard frequency and time notices

Four notices: (1) Notice of No Adjustments in Phase of Seconds Pulses from NBS Radio Station WWVB and No Adjustments in Phases of Time Pulses from NBS Radio Stations WWV and WWVH on October 1, 1968; (2) Notice of Change in Coding GEOALERTS Broadcast by NBS Radio Stations; (3) Notice of Changes in Standard Time and Frequency Broadcasts from NBS Radio Station WWVL; (4) Monthly Frequency and Time Offsets and Deviations for NBS Radio Stations WWV, WWVH, WWVL, and WWVB. It is also noted that NBS Standard Time and Frequency Notices will not be published in the PROCEEDINGS after this issue. NBS time and frequency information is contained in the monthly NBS Time and Frequency Bulletin, available from the Chief, Frequency-Time Broadcast Services, Time and Frequency Division, National Bureau of Standards, Boulder, CO, USA.