No. 1912 is in the 20th century.
No, 1912 was not in the 20th century; it was in the 19th century. The 20th century began on January 1, 1901, and ended on December 31, 2000. Therefore, 1912 falls within the 1900s, which is the 20th century.
Romance of a Rickshaw - 1912 was released on: USA: 19 November 1912 UK: 19 April 1913
The Divorcee - 1912 was released on: USA: 19 December 1912
Next - 1912 was released on: USA: 19 January 1912
Her Face - 1912 was released on: USA: 19 March 1912
A Night Out - 1912 was released on: USA: 19 January 1912
Her Grandchild - 1912 was released on: USA: 19 August 1912
The Desperado - 1912 was released on: USA: 19 September 1912
The Postman - 1912 was released on: USA: 19 October 1912
No Children Wanted - 1912 was released on: USA: 19 June 1912
The Land of Might - 1912 was released on: USA: 19 June 1912
Seeing Buffalo - 1912 was released on: USA: 19 January 1912