Urgench; reception; S.Kleene with wife

Ershov speaking at the opening session of the Urgench Symposium

Khiva, summer hall; Ershov (left), Kleene, vanWijngaarden and Zemanek

Khiva, summer hall; from left to right - S.Kleene, G.Zemanek, dancers, M.Zemanek

Khiva, reception. Left - Knuth and Kleene

Symposium participants at the tour around Khiva

Tashkent

Khive; Zemaneks, hosts, cameleer with camel

D. Knuth

Addressing the Symposium: right - Ershov, Zemanek; center - Kotov

Tour around Khiva; G.Zemanek, F. Strassen. E. Specker

Khiva, summer hall; dancers, D.Knuth

Urgench; reception at the UzSSR Academy of Sciences. D.Knuth proposes a toast.; to the left - his wife, right - M.Zemanek

Urgench; reception at the UZSSR AS; A. Letichevskiy and A. Anisimov

Urgench; reception at the UZSSR AS; from left to right - S. Sirazhdinov, A. Ershov, A, vanWijngaarden

Museum in Khiva; A.Kreczmar, G.Zemanek

Urgench; reception at the UzSSR AS; D.Knuth and Kleenes

Urgench; reception at the UzSSR AS; left - Yu.Ershov

Urgench; reception at the UzSSR AS; S.Kleene and Yu. Kapitonova

Urgench; reception at the UzSSR AS; from left to right - N.Nepeivoda, E.Specker, V.Sabelfeld