Reviews of topical problems

V.A. Belyakov “Diffraction of Mössbauer gamma rays in crystals” 18 267–291 (1975)

N.A. Lotova “Current ideas concerning the spectrum of the irregularities in the interplanetary plasma” 18 292–300 (1975)

Methodological notes

T.G. Chernevich, K.N. Baranskii, T.S. Velichkina, O.A. Shustin, I.A. Yakovlev “Holography workshop” 18 301–301 (1975)

Personalia

A.M. Bonch-Bruevich, N.I. Kaliteevskii, A.A. Kaplyanskii, V.P. Linnik, M.M. Miroshnikov, B.S. Neporent, A.I. Ryskin, V.M. Tuchkevich, S.E. Frish, E.N. Tsarevskii “Petr Petrovich Feofilov (on his sixtieth birthday)” 18 302–303 (1975)