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

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

Cover of the journal "Communications from the Physical  Laboratory of the University of Leiden" with the first publications on Shubnikov-de Haas effect . 

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).