German deserter's war experience / transl. by J. Koettgen Museums and the future of collecting / ed. by Simon J. Knell Stadsleven tegen het einde der 19e eeuw / tekst van J.W. de Jongh oud-archief van deventer Instellingen van weldadigheid te Deventer / door J. Acquoy Van Goor's vijftalig correspondentieboek : Nederlands, Engels, Frans, Duits, Spaans / bewerkt door H. J. A. van Beckum communications of the "van der waals-fund" method for the measurement of the viscosity of saturated methane-oil solutions under pressure / by J. Versluys, A. Michels and J. Gerver communications of the "van der waals-fund" Calculation of thermodynamic properties of nitrogen up to 3000 atm. between 0ÿê and 150ÿê / by A. Michels, H. Wouters and J. de Boer communications of the "van der waals-fund" suggested explanation for some properties of liquid He II / by A. Michels, A. Bijl and J. de Boer communications of the "van der waals-fund" Quantum-mechanical calculation of the second virial-coefficient of helium at low temperatures / by J. de Boer and A. Michels mededelingen en verhandelingen On the microclimatic properties of sheltered areas : the oak-coppice sheltered area / [by] R. J. van der Linde and J. P. M. Woudenberg mededelingen en verhandelingen Fault plane mechanisms of Southeast Asian earthquakes / A. R. Ritsema and J. Veldkamp Belgische volk (van het begin tot de XVe eeuw) / historische en letterkundige medew.: J. Schoonjans ; ill. van J.-L. Huens