It was published in Petrograd from  18 April (1 May) 1917 until 16 July 1918 (with a total of 354 issues) and then in Moscow from June to July 1918, when it was closed down.
The publication ran from April 18th (May 1st) 1917 to July 16th, 1918 (354 issues), first in Petrograd and then in Moscow until its closure in July 1918.