Ad
related to: esophoria prism correction system reviews
Search results
Results from the WOW.Com Content Network
The Yerkes spectral classification, also called the MK, or Morgan-Keenan (alternatively referred to as the MKK, or Morgan-Keenan-Kellman) [17] [18] system from the authors' initials, is a system of stellar spectral classification introduced in 1943 by William Wilson Morgan, Philip C. Keenan, and Edith Kellman from Yerkes Observatory. [19]
Percy Bysshe Shelley (/ b ɪ ʃ / ⓘ BISH; [1] [2] 4 August 1792 – 8 July 1822) was an English writer who is considered as one of the major English Romantic poets. [3] [4] A radical in his poetry as well as in his political and social views, Shelley did not achieve fame during his lifetime, but recognition of his achievements in poetry grew steadily following his death, and he became an ...
The Mongol Empire of the 13th and 14th centuries was the largest contiguous empire in history. [5] Originating in present-day Mongolia in East Asia, the Mongol Empire at its height stretched from the Sea of Japan to parts of Eastern Europe, extending northward into parts of the Arctic; [6] eastward and southward into parts of the Indian subcontinent, mounted invasions of Southeast Asia, and ...
Ad
related to: esophoria prism correction system reviews