The most important book in the world about Tunguska catastrophe (1908)
N.V.Vasilijev, "Tunguska meteorite. Space phenomenon of 1908 summer" [Moscow, 2004]
The book contain opinion stated in Central Institute of Aviation Motors, Moscow concerning great delusion on eastern trajectory and correctness of southern trajectory of the Tunguska space body
[A.E.Zlobin, CIAM, 1996]
The photo of first edition of the book is kindly presented
by N.V.Vasilijev's widow Dr.Sc. T.I.Koliada
Efforts of T.I.Koliada on publishing of this book was so important,
that we consider her as VIP (Very Important Person) of 100-years Tunguska anniversary