Nummer | Titel | Auteurs | Jaar | |
---|---|---|---|---|
1825 | Inventory of the papers of Evert Willem Beth (1908-1964), philosopher, logician and mathematician, 1920-1964 (1980) / P.J.M Veldhuys-Bechthold ; incorporating the finding aid by J.C.A.P. Ribberink and P. van Ulsen. - 1995 | P.J.M. Veldhuys-Bechthold | 1995 | |
1692 | Inventory of the papers of Pieter Zeeman (1865-1943), physicist and Nobel prize winner, c. 1877-1946 / by P.J.M. Velthuys-Bechthold. - 1993 | P.J.M. Velthuys-Bechthold | 1993 | |