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2. PageNet - Wikipedia

   en.wikipedia.org/wiki/PageNet

   PageNet. PageNet , also known as Paging Network, Inc., was founded in 1981 by entrepreneur George Perrin and ceased in 1999. The company grew to become the largest wireless messaging company in the world, with more than 10 million pagers in service, and $1 billion in revenues, before the paging industry's rapid decline in the late 1990s.

3. History of calendars - Wikipedia

   en.wikipedia.org/wiki/History_of_calendars

   The history of calendars covers practices with ancient roots as people created and used various methods to keep track of days and larger divisions of time. Calendars commonly serve both cultural and practical purposes and are often connected to astronomy and agriculture . Archeologists have reconstructed methods of timekeeping that go back to ...

4. Pager - Wikipedia

   en.wikipedia.org/wiki/Pager

   Pager. A pager, also known as a beeper or bleeper, [1] is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter. [2]

5. List of calendars - Wikipedia

   en.wikipedia.org/wiki/List_of_calendars

   This is a list of calendars.Included are historical calendars as well as proposed ones. Historical calendars are often grouped into larger categories by cultural sphere or historical period; thus O'Neil (1976) distinguishes the groupings Egyptian calendars (Ancient Egypt), Babylonian calendars (Ancient Mesopotamia), Indian calendars (Hindu and Buddhist traditions of the Indian subcontinent ...

6. List of beauty pageants - Wikipedia

   en.wikipedia.org/wiki/List_of_beauty_pageants

   A beauty pageant or beauty contest is a competition that has traditionally focused on judging and ranking the physical attributes of contestants. Pageants have now evolved to include other criteria, such as personality, intelligence, talent, character, causes, and charitable involvement, through closed-door interviews with judges, or the conventional question-and-answer round(s) in the finals.

7. Calendar - Wikipedia

   en.wikipedia.org/wiki/Calendar

   A calendar is a system of organizing days. This is done by giving names to periods of time, typically days, weeks, months and years. [1] [2] [3] A date is the designation of a single and specific day within such a system. A calendar is also a physical record (often paper) of such a system.

8. Perpetual calendar - Wikipedia

   en.wikipedia.org/wiki/Perpetual_calendar

   A perpetual calendar is a calendar valid for many years, usually designed to look up the day of the week for a given date in the past or future. For the Gregorian and Julian calendars, a perpetual calendar typically consists of one of three general variations: Fourteen one-year calendars, plus a table to show which one-year calendar is to be ...

9. Hanke–Henry Permanent Calendar - Wikipedia

   en.wikipedia.org/wiki/Hanke–Henry_Permanent...

   Under the Hanke–Henry Permanent Calendar January, February, April, May, July, August, October, and November have thirty days, while March, June, September, and December have thirty-one so that each quarter contains two 30-day months followed by one month of 31 days (30:30:31). While the Hanke–Henry Permanent Calendar changes the length of ...