communications of the "van der waals-fund" influence of the interaction of more than two molecules on the molecular distribution-function in compressed gases / by J. de Boer and A. Michels communications of the "van der waals-fund" Isotherms of CO2 between 0ÿê and 100ÿê C / G.P. Nijhoff, A.J.J. Gerver S.J. and A. Michels communications of the "van der waals-fund" measurement of the viscosity of gases at high pressures; The viscosity of nitrogen to 1000 atms / A. Michels and R.O. Gibson mitteilungen des "van der waals-fonds" Zur Dispersionstheorie des Schalles / A.J. Rutgers communications of the "van der waals-fund" Isotherms of nitrogen between 0ÿê and 150ÿê and at pressures from 20 to 80 atm / A. Michels, H. Wouters and J. de Boer mitteilungen des "van der waals-fonds" Über Isothermen des Stickstoffes zwischen 0ÿê and 150ÿê bei drucken bis zu 400 atmosphären / J. Otto, A. Michels und H. Wouters communications of the "van der waals-fund" Isotherms of methane between 0ÿê and 150ÿêC and densities between 19 and 53 amagat (pressures between 20 and 80 atm) / A. Michels and G.W. … communications of the "van der waals-fund" influence of pressure on the electrical resistance of hard drawn gold wire in different stages of annealing and of soft gold wire / A. Michels … communications of the "van der waals-fund" Isotherms of ethylene between 0ÿê and 150ÿê and at pressures from 20 to 270 atm / A. Michels, J. de Gruyter and F. Niesen Onze Indische financien : Gewestelijk bestuur (vervolg van deel V.) : buitenbezittingen / E. de Waal Onze Indische financien : Gewestelijk bestuur: tweede vervolg van deel V. : Riouw, Palembang, Banka, Billiton / E. de Waal Garnizoensgewijze dislocatie der staven, korpsen en inrichting van het Nederlandsche leger op 1 Mei 1886 / bewerkt door J. de Waal, Kapitein van den Generalen …