Unpublished letters to the Minister of marine Ivan Konstantinovich Grigorovich
In the journal the letters from well-known researchers of the Arctic A.I. Vilkicky, his son B.A. Vilkicky, N.V. Vilkickaya and Vice-Chairman of the Imperial Russian geographical society Yu.M. Shokalsky to the marine Minister of Russia I.K. Grigorovich are published for the first time.