2469 - 2553: [Physics]. Attendance sheet,

75/2539 Physics Attendance sheet

75/2539 [Physics]. Attendance sheet, second symposium on "Gas dynamics of the interstellar clouds", Cambridge, July 6-11, 1953, typescript leaf listing attendants (2 copies), 3 lvs. w. AUTOGRAPH participants' names (pencil/ pen and ink/ ballpoint), 3 typescript participants' address lists (incl. 1 duplicate), 1 typescript announcement for the symposium (recto and verso), dated 18 December 1952.

- One typescript attendance list and announcement list w. annots.; all lvs. (sl.) yellowed.

= Signatories include E.P. Hubble, Th. von Kármán, J.M. Burgers, H.C. van de Hulst, J.H. Oort, A. Blaauw, O. Laporte, H.W. Liepmann, G.K. Batchelor, D.W. Sciama, L. Biermann and H. Bondi.

Attendance sheet, International Union of Theoretical and Applied Mechanics, London, September 1948, 2 typescript lvs. listing council members' names and addresses, 2 lvs. w. AUTOGRAPH participants' names (pen and ink/ ballpoint).

= Signatories include J. Pérès, Th. von Kármán, S.P. Timoshenko, C.B. Biezenmo, J.M. Burgers and H. Favre.

Attendance sheets, International Union of Theoretical and Applied Mechanics, Istanbul, August 21-26, 1952, 6 typescript lvs. w. AUTOGRAPH participants' names (pencil/ pen and ink/ ballpoint).

= Signatories include J.C. Hunsaker, S.P. Timoshenko, R. von Mises, F.H. van den Dungen, C.B. Biezenmo, J.M. Burgers and H. Favre.

AND 3 other members' attendants' lists, i.a. for the "International symposium on nonlinear vibrations", Île de Porquerolles, 18-22 September 1951 (6 (yellowed) (facs.) typescript lvs., 1 leaf w. annots.). - ADDED: 1 postcard, w. postmark dated "14 Ap[ril] 4[8?]", by "R.S." (R.V. Southwell?) addressed to Prof. J.M. Burgers.

€ (50-70) 50