Theory of alternating-current machinery / Alexander S. Langsdorf
The evolution of scientific thought : from Newton to Einstein / A. d'Abro
TP 2000 : a projection on to the year 2000 compiled by the Ministry of Transport and Public Works of the Netherlands / Ministry of Transport and Public Works
Un, deux, trois... l'infini / par G. Gamow; traduit et adapté par J. et M. Gauzit