Template:Selected anniversaries/February 28: Difference between revisions

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||1954 – The first color television sets using the NTSC standard are offered for sale to the general public.
||1954 – The first color television sets using the NTSC standard are offered for sale to the general public.
||Frigyes Riesz (d. 28 February 1956) was a Hungarian mathematician who made fundamental contributions to functional analysis. Pic.


||1959 – Discoverer 1, an American spy satellite that is the first object intended to achieve a polar orbit, is launched but fails to achieve orbit.
||1959 – Discoverer 1, an American spy satellite that is the first object intended to achieve a polar orbit, is launched but fails to achieve orbit.

Revision as of 07:14, 1 April 2018