** Leidens laboratory.
** From left to right: V.I.de Haas, I.V.Obreimov, L.V.Shubnikov .

** L.V.Shubnikov and D.B.Blom (Leiden) .**

**P.L.Kapitsa in UPhTI (1934).
** From left to right: 1-line: L.V.Shubnikov, A.I. Lejpunsky, L.D.Landau, P.L.Kapitsa;

2-line: B.Ya.Finkel'shtejn, O.N.Trapeznikova, K.D.Sinel'nikov, J.N.Rjabinin

**O.N.Trapeznikova**
(wife of L.V.Shubnikov-the second at the left in the first line) and ** M.L.Shubnikov** (son
of L.V.Shubnikov - the third at the left in the first line) among collaborators
of the ILTPE (the third at the right in first line- **B.I.Verkin**
- director ILTPE from 1960 to 1988, the third at the left in the
second line - **V.V. Eremenko** -director ILTPE at the present time ) **during celebrating a 25-anniversary
of institute (1985). **

**L.V.Shubnikov . 1937**
( from the latest photographies).