Maximilian Voloshin was a poet, born in Russia in the mid 1870´s, he was one of the greatest representants of the russian simbolist school, and he wrote Sonnet XV a sonnet that as you can infere from the name has 14 verses, and falong with other poems forms the document "Lunaria" Sonnet XV is an ode to the moon, as you can see right form the first line:
<em>"Pure pearl of silence brooding on the sky,"</em>
That´s why the answer is "Sonnet XV" by Miximilian Voloshin.
