R
R, or r, is the eighteenth letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''ar'' (pronounced ), plural ''ars'', or in Ireland ''or'' ().The letter is the eighth most common letter in English and the fourth-most common consonant, after , , and . Provided by Wikipedia
1521
Published: 1964
Superior document: Rozprawy matematyczne 36
1522
Published: 1932
Superior document: Bell telephone system B-647
1523
Published: 1965
Superior document: University of California publications in linguistics 40
1524
Published: 1934
Superior document: Papers in physical oceanography and meteorology 3, 1
1525
Published: 1967
Superior document: University of California publications in linguistics 48
1526
Published: 1969
Superior document: Monografia da tribo Ibidionini (Coleoptera, Cerambycinae) 3
1527
Published: 1962
Superior document: Berichte des Deutschen Wetterdienstes 80
1528
1529
1530
1531
Published: 1960
Superior document: School of Journalism series 6
1532
1533
Published: 1925
Superior document: Bulletin / Engineering Extension Department
1534
1535
Published: 1931
Superior document: Bell telephone system B-615
1536
1537
Published: 1957
Superior document: Reprints / The Astronomical Observatory of Harvard College : Series II 123
1538
1539
1540